which two ways can Layer 4 to Layer 7 services be integrated with Cisco ACI?

In which two ways can Layer 4 to Layer 7 services be integrated with Cisco ACI? (Choose two.)

A.
A Layer 4 to Layer 7 appliance can program the Cisco APIC.

B.
The Cisco APIC controls and automatically configures Layer 4 to Layer 7 services via device
packages

C.
Using traditional VLAN/VRF stitching.

D.
The Cisco APIC does not integrate with third-party appliances.

Explanation:
http://www.cisco.com/c/en/us/td/docs/switches/datacenter/aci/apic/sw/1-x/acifundamentals/b_ACIFundamentals/b_ACI_Fundamentals_BigBook_chapter_01000.html#concept_CEBBC56D65A047
6991F381F4C1DDDF9E