Assertion (A): All mammals are warm-blooded animals. Reason (R): Warm-blooded animals can regulate their body temperature internally. Which of the following is correct?

A. BOTH A AND R ARE TRUE, AND R IS THE CORRECT EXPLANATION FOR A.

Dog is to Bark as Cat is to ?

A. MEOW

Arrange the following words in alphabetical order: Apple, Banana, Apricot, Cherry.

B. APRICOT

If 'CAT' is coded as '3120', what is the code for 'DOG'?

B. 4156

If a person walks at a speed of 5 km/h, how long will it take to walk 15 kilometers?

B. 3 HOURS