Read the given statements and conclusions carefully. Assuming that the information given in the statements is true, even if it appears to be at variance with commonly known facts, decide which of the given conclusions logically follow(s) from the statements.

Statements:
All cats are dogs.
All dogs are elephants.
No elephant is a cow.

Conclusions:
I. All cats are elephants.
II. All elephants are cats.

A

Only conclusion II follows

B

Neither conclusion I nor conclusion II follows

C

Both conclusions I and II follow

D

Only conclusion I follows