Question

All dogs are warm-blooded.

Answer 1

Answer: Option 'A' is true.

Step-by-step explanation:

Since  we have given that

All dogs are warm blooded.

It means Dogs ⇒ Warm blooded ---------------------(1)

and

All warm blooded creatures are mammals.

Warm blooded ⇒ mammals --------------------- (2)

So,  from Eq(1) and Eq(2), we get that

Dogs ⇒ mammals

⇒ All dogs are mammals.

Hence, Option 'A' is true.