How can the company use Route 53 to point to the load balancer in the MOST cost-effective and efficient manner?

A company uses multiple accounts for its applications. Account A manages the company’s Amazon Route 53 domains and hosted zones. Account B uses a load balancer fronting the company’s web servers.

How can the company use Route 53 to point to the load balancer in the MOST cost-effective and efficient manner?
A . Create an Amazon EC2 proxy in Account A that forwards requests to Account
C . Create a load balancer in Account A that points to the load balancer in Account
E . Create a CNAME record in Account A pointing to an alias record to the load balancer in Account
G . Create an alias record in Account A pointing to the load balancer in Account

Answer: D