Your answer is D. Mustard Seeds. They grow in the the Middle East.
The spiders have became resistant to the pesticide.
If they are decreased at the same time and the same amount is being taken away from them at the same time then the gravitational force would stay the same but if they are be decreased one then the other they will go back and forth
Answer:
ummmmmmmmm sir what i um well I think G.o.o.g.l.e would be your friend on that one