A User Has Configured an Auto Scaling Group with ELB

Multiple Choice

A user has configured an Auto Scaling group with ELB. The user has enabled detailed CloudWatch monitoring on Auto Scaling. Which of the below mentioned statements will help the user understand the functionality better?

A) It is not possible to setup detailed monitoring for Auto Scaling
B) In this case, Auto Scaling will send data every minute and will charge the user extra
C) Detailed monitoring will send data every minute without additional charges
D) Auto Scaling sends data every minute only and does not charge the user