In his book walden ii, b. f. skinner described children who were able to resist eating lollipops even when exposed to them for long periods of time. modern researchers might conclude these children had high levels of intelligence.

Which two statements regarding graduated driver licensing are true? select all the correct answers. gdl new drivers gain skills under low-risk conditions. gdl new drivers gain skills under high-risk conditions. gdl laws are the same across states. gdl laws vary across states. gdl does not need parental supervision and coaching.