Question

Oil spills in the ocean affect both the aquatic environment and the _______. frequency of volcanic eruptions. immigration rates. economy. frequency of earthquakes.

Answer 1

Hello There! ^_^ 

Your question: Oil spills in the ocean affect both the aquatic environment and the ____________.

Your answer: Oil spills in the ocean affect both the aquatic environment and the economy.

The answer is economy.
Hope this helps!

Answer 2

The answer may be "economy".

Hope this helps !

Photon