Explanation:
There is no chart posted. Look at each choice and check the graph to see which one has both true statements
Your shoe store. You sell the exact same pair of boots but you sell them for a cheaper price. Most likely a customer would eat up a deal like that.
Responding to xenophobic concerns, Congress passed an emergency law restricting immigration in 1921. Among other provisions, the Act established a quota (a proportional share of a total) for nationalities on the basis of their numbers in the U.S. in 1910.
The missing detail is: a quota.