I would imagine - at the very least - knives, embalming fluids, magnifying lens, etc.
The correct answer is its
I would say the answer is A
The verb, I assume, is "flew" and the tense is A. past.
if it was any of the other options, "fly: would be in a dfferent form :
B. present
he flies
C. present
<span>
participle
he did something, flying
D. past participle
he has flown
</span>