Rebecca is the youngest child in her family with four older brothers. rebecca has a female friend over and wants to drive remote-controlled cars. rebecca's friend says, "girls don't play with cars! i don't want to play with cars. i want to play with dolls." from then on, rebecca will play only with dolls. this is an example of:

Which statement is correct? the speed of the light ray is the same in air and medium a. the speed of the light ray is the same in air and medium b. medium a and medium b have different densities because light refracts at different angles. medium a and medium b have the same density because the light ray strikes both at the same angle.