a door casts an increasingly trapezoidal image on our retinas as it opens, yet we still perceive it as rectangular. this illustrates:

gold discovery in california, and pioneer settlers were sometimes pulled west because they wanted to make a better living. others received letters from friends or family members who had moved west. these letters often told about a good life on the frontier. the biggest factor that pulled pioneers west was the opportunity to buy land.

welcome mark brainliest i am trying to get to the next level.

answer; the correct answer is (d) binge eating followed by compensatory behavior;

the first part is ocean

explanation: