There are no choices but examples of biotic factors are trees, mosses, ferns, fungi, mammals, birds, reptiles, worms, plants, and lichens.
I believe the answer you were looking for is incineration.
It is a case of CODOMINANCE where the two alleles are expressed
The control group is the one not given calculators because they are the “as seen in nature” group. The experimental group would be the ones with calculators.
Basically because they either have beating hearts, organs, skeletons, and more that plants and other things do not
