A research study that proposed to describe the behaviors of high school teachers would be

multiple allele inheritance is traits controlled by more than 2 alleles (ex: pigeons having 3 alleles of one gene govern their feather color).

im srry but ur wrong the answer is d a smooth rock, some red dirt, and an empty bird's nest.

electric field is a function of 1/r^2

yes, the force per unit charge for a point charge is inverse square law.