Can someone help me in this food web lab assignment.

enhanced global partnerships and exploration capabilities may advance international preparedness for protecting the earth from catastrophic events such as some asteroid strikes, advancing collaborative research on space weather and protecting spacecraft by developing new means for space debris removal.

b) the inside picture would look at a very high temperature in a very low ph

a=c and then d= c because of the band so you get ac/dc and you add them together you get sound waves