Can you move a Reserved Instance from one Availability Zone to another?

Can you move a Reserved Instance from one Availability Zone to another?
A . Yes, but each Reserved Instance is associated with a specific Region that cannot be changed.
B . Yes, only in US-West-2.
C . Yes, only in US-East-1.
D . No

Answer: A

Explanation:

Each Reserved Instance is associated with a specific Region, which is fixed for the lifetime of the reservation and cannot be changed. Each reservation can, however, be used in any of the available AZswithin the associated Region.

Reference: https://aws.amazon.com/rds/faqs/