To Connect to Public AWS Products Such as Amazon EC2

To connect to public AWS products such as Amazon EC2 and Amazon S3 through the AWS Direct Link, which step is NOT required?

A) Provide public IP address (/31) for each Border Gateway Protocol (BGP) session.
B) Allocate a Private IP address to your network in 172.x.x.x range.
C) Provide the public routes that you will advertise over Border Gateway Protocol (BGP) .
D) Provide a public Autonomous System Number (ASN) that you own or a private one to identify your network on the Internet.