Ais when a business owner is forced to hire only union members.
a. open shop
b. union shop
c. closed shop
d. benefit shop

worcester v. georgia, legal case in which the u.s. supreme court on march 3, 1832, held (5–1) that the states did not have the right to impose regulations on native american land. andrew jackson refused to enforce the ruling, the decision form the basis for most subsequent indian law in the united states.

answer: the ocean

explanation: if you map out 30 n and 40 n latitude, you will get the ocean