Stimulus motives express our needs for stimulation and information .
Given that a blowfly starts its lifecycle only if there are appropriate conditions met, one of which is suitable temperature, the correct answers as to what can impact the timing of the blowfly lifecycle is the air temperature.
I don't see how humans will impact when this fly is going to be born, so A and C are incorrect. Leaves also doesn't really affect blowflies, which is why D is incorrect as well.
Individuals who have some combination of male and female genitalia, gonads and chromosomes are called hermaphrodites or inter-sexuals.
the answer is C, the division of one cell into two identical cells :3