Based on the distribution of arable land around the world, in which geographic regions would food production for large populations be the most difficult? a. north africa and the arabian peninsula b. india and europe c. the united states and europe d. india and the united states

The diagram shows the positions of the sun, moon and earth during spring tides, when the high tides are at their highest and low tides at their lowest. what is it about these positions that causes these high and low tides?

Migrant workers who fill employment needs in their host country often send remittances to their home countries

In upholding louisiana's separate car act, the supreme court claimed thatsegregation was not the same as discriminationthe fourteenth amendment did not apply to southern statesdiscrimination was necessary in order to maintain public ordero segregation was unconstitutional based on the fourteenth amendment