Which evidence supports the theory of ocean floor spreading? A) The rocks of the ocean floor and the continents have similar origins.

B) In the ocean floor, rocks near the mid-ocean ridge are cooler than rocks near the continents.

C) The pattern of magnetic orientation of rocks
is similar on both sides of the mid-ocean ridge

D) The density of oceanic crust is greater than the density of continental crust.​

Agenetically engineered corn plant is approved for agricultural use. the plant produces pollen that can make its own toxins. these toxins protect the corn plant against pests and no longer require the application of chemical pesticide. what is a likely impact on the farmer of growing such a variety of corn? a- the financial costs for the farmer would be lowered since less crops would be lost to pests. b-the financial costs for the farmer would be lowered since more crops would be lost to pests. c-the farmer may be held responsible for increasing chemical pollution. d-the farmer's expenses for pest control would increase due to an increase in bee population.