Answer – A and D
The AWS documentation mentions the following
To create an AWS Direct Connect connection, you need the following information
1)AWS Direct Connect location - Work with a partner in the AWS Partner Network (APN) to help you establish network circuits between an AWS Direct Connect location and your data center, office, or colocation environment, or to provide colocation space within the same facility as the AWS Direct Connect location
2)Port speed - AWS Direct Connect supports two port speeds: 1 Gbps: 1000BASE-LX (1310nm) over single-mode fiber and 10 Gbps: 10GBASE-LR (1310nm) over single-mode fiber.
For more information on working with AWS Direct Connect connections, please refer to the below URL:
http://docs.aws.amazon.com/directconnect/latest/UserGuide/WorkingWithConnections.html