The secret to shaping behavior is

A) reinforcing whenever possible.
B) reinforcing only successive approximations of the final behavior desired.
C) punishing any behaviors other than the desired final behavior.
D) extinguishing competing behavior.

Some of your friends love going to parties, whereas others refuse to attend or simply put in an appearance and then leave quickly. This is an example of __________.

A) personality being impacted by experiences
B) people responding differently to the same situation
C) people choosing their situation
D) people changing the situations they enter