How Do Dormancy and Hibernation Differ

How do dormancy and hibernation differ?

A) Dormancy is a response to stressful environmental conditions, while hibernation can occur at any time.
B) Hibernation is a seasonal strategy, while dormancy is a response to any stressful environmental condition.
C) During dormancy, activity is greatly reduced, but the same is not true of hibernation.
D) Hibernation is a temporary condition, while dormancy usually lasts for longer periods.