Binocular cues include stereopsis, eye convergence, disparity, and yielding depth from binocular vision through exploitation of parallax. Monocular cues include size: distant objects subtend smaller visual angles than near objects, grain, size, and motion parallax.
Navigating where you are when going to point a to point b
The most economic activities were agriculture.
Answer: its D
Explanation: tundra animals live in cold places they have thick fur to cover them
By keeping them in a healthy mental setting but not being over protective give corporal punishment as necessary