On the grid below, which point is located in the quadrant where the x-coordinate is a positive number and the y-coordinate is a negative number? A
B
C
D

These facilities were organized and sponsored by churches or charities during the great depression in an effort to feed the homeless and needy.

Which of the following variables has the strongest influence on the variations found in american family life? a. race and ethnicity b. religious affiliation c. social class and culture d. education and occupation

Often, a goby fish and a shrimp will live together in a burrow the shrimp has dug in the sand. the shrimp is almost blind and therefore is unable to see predators approaching when he is outside of the burrow. when the shrimp is in danger, the goby fish touches the shrimp with its tail to warn him. then, both go back into their burrow for safety. which type of relationship does this represent? a. mutualism b. parasitism c. commensalism d. predator/prey