Code of ‘weather’ is ‘meta’.

Hence, option A is the correct answer.

Pattern is:

Hence, option B is the correct answer.

When the piece of paper is unfolded it will appear as shown below:

Hence, option C is the correct answer.

* The States Reorganisation Commission (SRC) constituted by the Central Government of India in August 1953.

* This commission was headed by Fazal Ali.

* It was formed to recommend the reorganisation of state boundaries.

* The Commission submitted its report on 30 September 1955.

* The commission's recommendations were accepted with some modifications and implemented in the States Reorganisation Act in November, 1956.

• Certain strains of E-Coli bacteria produce potent toxic Shiga which fall people sick.

• The Shiga toxin can damage linings of the intestine which lead to health abnormalities.

• The particular strains of E.coli that produce this toxin are called Shiga Toxin-producing E.coli or STEC.

• It is responsible for causing diarrhoea and food poisoning in body.

• This may also led to cause for kidney failure in children.

Expenditure on Interest payment = 1680 × 15% = 252 billions

Central angle of the sector representing expenditure on Interest payment

=  = 54°

Total money invested = Rs.20,000

A bank pays simple interest at 5% per annum on the first Rs. 8000 and an interest of 12% for amounts above that.

Hence, Interest earned by Gaurav =

= Rs. (800+2880) = Rs. 3680

• Second conditional sentences are useful for expressing outcomes that are completely unrealistic or will not likely happen in the future. 
  
• Use the simple past tense in the if-clause and an auxiliary modal verb (e.g., could, should, would, might) in the main clause (the one that expresses the unrealistic or unlikely outcome).
  For example, if people complained, things would change.
  
• The given sentence talks about a possible future event if the subject knew Spanish.
  
• Therefore, the underlined segment should be replaced with 'knew some' to make the sentence grammatically correct.

The correct sentence will be: If I knew some Spanish, I would help you with your Spanish assignment now.
Hence, option A is the correct answer.

The given sentence is of direct speech. Follow the rules given below to change it to indirect speech :-

• The reporting verb "said" will change to "told" as the reported speech is an affirmative sentence.

• Inverted commas will be removed.

• "That" will be used as the connector to join the reporting speech with the reported speech.

• Since the reporting verb is in V2 form, the tense of the speech will change from the simple past tense to the past perfect tense.

• The first-person pronoun "I" will change according to the object (me) to "she".

• Words like 'this' and 'year ago' will be changed to 'that' and 'year before' respectively.

 
The sentence in indirect speech will be :- Priya told her husband that she had seen that picture a year before.
Hence, option B is the correct answer.