How did soil quality affect the lives of the Coahuiltecan?

How and why has british society changed over the last 50 years?

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

What unintended effect of the eighteenth amendment led to its repeal? a. a drop in stock prices b. an increase in alcohol consumption c. a rising disregard for the law d. a drop in farm prices