Which of the following are true regarding AWS CloudTrail?

Which of the following are true regarding AWS CloudTrail? Choose 3 answers

A.
CloudTrail is enabled globally

B.
CloudTrail is enabled by default

C.
CloudTrail is enabled on a per-region basis

D.
CloudTrail is enabled on a per-service basis.

E.
Logs can be delivered to a single Amazon S3 bucket for aggregation.

F.
CloudTrail is enabled for all available services within a region.

G.
Logs can only be processed and delivered to the region in which they are generated.

Explanation:
http://aws.amazon.com/cloudtrail/faqs/