Question

Question Word Bank While scientists and dreamers throughout history have longed to travel through time, how one might build a time machine is still a matter of ________. aberration accelerated artisans avail caprice conjecture context crescendo deviate excrescence incur interjection intervene obituary precursor recant

Answer 1

The correct answer is Conjecture because refers to an opinion that something is, or is not possible, without enough significant evidence.