HELP PLEASE. IM BEING TIMED

Imagine a person stepping on a pin and pulling his or her foot away. look at the reflex arc of this scenario below. which statement best describes the image? a)the sensory nerve carries the signal from the effector to the interneuron, and the motor neuron carries the signal to the receptor. b)the motor nerve carries the signal from the receptor to the interneuron, and the sensory neuron carries the signal to the effector. c)the sensory nerve carries the signal from the receptor to the interneuron, and the motor neuron carries the signal to the effector. d)the sensory nerve carries the signal from the receptor to the motor neuron, and the interneuron carries the signal to the effector.

Some animals that live in the desert don't move often, if at all, during the day in order to conserve water and energy. this seasonal behavior is best described as which of the following?  

If an individual inherits a d from its mother and a d from its father how would we classify the individual? a.homozygous b.dominant c.heterozygous