I dont know whether the naming order can be rearranged. But, if it is, Any other active member and If anyone of you doesn't need a multisig, comment your support for whom? should be the last two options.

Also, voters need to know, how long the poll will remain active. Otherwise, OP can close it at his whim as and when he feels his choices has higher vote than others.

I think, the escrow choice through this poll should also be exclusively mentioned in the Speculation Game thread.

Correct. I think, DT represents accuracy of a person's judgment, while trust feedbacks represent how trustworthy the person is.