He doesn't reply right away, studies her in thought.

"Inaction is a choice too. If you disagree with a decision, but do not weigh in to stop it, you are still allowing it to happen. Sometimes, there may be no consequences to it. Eventually, however, you may find a situation where the... what-if does and you are haunted by it.

In which case, not having to make choices may not be easier. Wrathion has made choices he regretted, has not involved himself in things when he could have. The pain of consequence is one he is familiar with, in all its wide ranging flavours.