Genetic engineering can crops.
a. harm
b. reduce
c. improve
d. none of the above

C. Improve

Explanation:

Genetics engineering can help crops to have more yield and grow faster by improving their resistance to pests, disease and increase their tolerance to herbicides

kelp are large brown algae that live in cool, relatively shallow waters close to the shore. they grow in dense groupings much like a forest on land. these underwater towers of kelp provide food and shelter for thousands of fish, invertebrates, and marine mammal species.

e) all of the above