PLEASE HELPPP I don’t understand- On the graph on the right, I’m suppose to put an arrow to show the correct direction that a ship should pass

I just need help on where to place the arrow :,(

The caste system in india was used for what purpose? a) to ensure that all people had an adequate income b) to prevent the rich from taking too much power c) to provide social control and conformity according to one’s birth d) to draft a military capable of defending india from mongol invasion