Answer:
The research strategy that is used to demonstrate infant depth perception is called:
B. The visual cliff.
Explanation:
The visual cliff is a social study <u>created in 1957 in the USA</u> where the researchers saw <u>if a baby crawls normally on a surface has the capacity to identify the depth in that surface</u>, so, this was located at a certain height, a part of this was normal and the other part is a translucent glass with the mother at the other side of the cliff, in the results, <u>the babies regularly identified the cliff</u> <em>but could crawl on the glass if the mother smile him/her or definitively stop before the cliff if the mother made angry or scared</em>.
Answer:
b. learn the maze more quickly than rats that have never been exposed to the maze.
Explanation:
Since the rats are getting rewarded on completing the maze.There is a food reward.So next time they will try to clear the maze fast and smartly than the rats that have never been to the maze.
The rats which already been to the maze will be having memories of the last time they went to the maze.
hence the answer is option b.
It stands for " Secretly We Are Gay ".
B nobles granted the use of farmlands to the vassals