user
When I'm used, I'm useless, once offered, soon rejected.  In desperation oft expressed, the intended not protected.  What am I?
A: futility
B: poor alibi or excuse
C: give
D: second chances
E: proposal
assistant
<|begin_of_thought|>

Deep Thought is thinking for 7.5 million years.

<|end_of_thought|>

<|begin_of_solution|>

B

<|end_of_solution|>