Which three actions should be taken for the defined subnets in the L3Out External EPG to accomplish this goal?

Refer to the exhibit.

An engineer must have communication between EPG1 in VRF1 and External EPG in VRF2 .

Which three actions should be taken for the defined subnets in the L3Out External EPG to accomplish this goal? (Choose three.)
A . Enable Shared Route Control Subnet
B . Enable External Subnets for External EPG
C . Enable Export Route Control Subnet
D . Enable Shared Security Import Subnet
E . Enable Aggregate Shared Routes
F . Enable Import Route Control Subnet

Answer: C,D,F

Explanation:

Reference: https://www.cisco.com/c/en/us/solutions/collateral/data-center-virtualization/application-centric-infrastructure/guide-c07-743150.html