Does an AWS Direct Connect location provide access to Amazon Web Services in the region it is
associated with as well as access to other US regions?

A.
No, it provides access only to the region it is associated with.

B.
No, it provides access only to the US regions other than the region it is associated with.

C.
Yes, it provides access.

D.
Yes, it provides access but only when there’s just one Availability Zone in the region.

Explanation:
An AWS Direct Connect location provides access to Amazon Web Services in the region it is
associated with, as well as access to other US regions. For example, you can provision a single
connection to any AWS Direct Connect location in the US and use it to access public AWS
services in all US Regions and AWS GovCloud (US).
http://docs.aws.amazon.com/directconnect/latest/UserGuide/Welcome.html