Which of the following descriptions best describes why babies make noises when they are born, and begin to talk as they get older?

A. Making noises is inherited, and talking is inherited.
B. Making noises are inherited, and talking is learned.
C. Talking is inherited, and making noises are learned.
D. Talking is learned, and making noises are learned.

How can we find the measure of an exterior angle if we know the measurement of an interior angle

(01.02 lc) angle abc has point e on ray ba and point d on ray bc. points e and d are equidistant from point b. to bisect angle abc, which of the following needs to be identified for the construction? the distance between points e and d the point in the angle that is equidistant from points e and d the endpoint of rays ba and bc the point outside of the angle that is equidistant from points e and d

The fence around a quadrilateral-shaped pasture is 3a^2+15a+9 long. three sides of the fence have the following lengths: 5a, 10a-2, a^2-7. what is the length of the fourth side of the fence?