Question

Mark the correct option with explanation.

( No spamming Please :D )

Answer 1

I guess the answer is (b).

Solve it by elimination.

Internal energy changes whenever their is change in temp. And work is changed when volume changes.

I still have doubt between (b) and (d).

Let me know if you find the answer. Please. Thanks.

Answer 2

$\huge{\purple{B.}}$