Respuesta :
The question asks for a specific time (the time of lower temperatures), so the answer can only refer to a time, not anything else, therefore we can exclude the answers "emigration" and "glacier" - the first is population movement and the second is a form of ice.
The correct answer is ice age- a time of lower temperatures
The correct answer is ice age- a time of lower temperatures
B) Ice Age is a time in with lower temperatures when much a the land is covered with snow and ice