Why aren't you migrating when you go on a field trip? A) because a field trip moves ideas, not people.

B) Because you aren't planning to move any goods on a field trip.

C)because nobody moves during a field trip

D)because you aren't planning to s away for a long time on a field trip,

The persian wars started when emperor darius i began an invasion of greece. what caused darius to decide to attack greece? a. greek pirates had raided persia's merchant ships and coastal towns. b. greek armies had attacked and taken over land that belonged to persia. c. greek city-states had supported rebellions in the persian empire. d. greek leaders had declared independence from the persian empire.