C is the correct answer they are asymmetrical.
Wapow he did it like that
A jet stream forms high in the upper troposphere between two air masses<span> of very different temperature. The greater the temperature difference between the air masses, the faster the wind blows in the jet stream.
</span>.
.
So "Differences in temperature between two air masses" is the answer
Answer:
mimicry
Explanation:
Mimicry -
It is the resemblance in between two organisms of different species or may be of the same species .
The main reason for mimicry is the protection of the species from the predators .
From the question , the beetles in the second case mimic the characteristic of the first beetle , by raising their abdomen , just top protect them selves .
Hence , the correct term for the given question is - mimicry .