What is an "eyebrow flash"?​

A) ​a smiley face
B) ​a signal made with two fingers
C) ​using one's hands to cover and then reveal the eyes
D) ​rapid eyebrow movement

There is a comparable degree of intelligence in all present-day human populations.​

__________ was first domesticated in Mexico and was a popular drink of the Aztec ruler Montezuma. Each tree produces about 30 pods a year.​

Which of the following is NOT a goal of the first session?

A) Gain understanding of the client's expectations
B) Reassure the client that his/her goals will be met
C) Establish good rapport
D) Ensure an understanding of the client's problem

The theory that maintains that although some changes in the earth's surface are immediately observable and caused by erosion and other natural processes, other changes are caused by gradual processes over extremely long periods of time is called:​

A) ​natural selection
B) ​catastrophism
C) ​linearism
D) ​uniformitarianism

Culture responds almost exclusively to internal factors for change.​