With a VPN Accelerator Module 2+ (VAM2+) installed in a Cisco 7200 series router, what will be the resulting action when entering the command no crypto engine accelerator slot number?（）
- A disables OIR on the VAM2+ module
- B removes the VAM2+ crypto engine feature and disables the associated configuration commands from the router
- C disables dual VAM2+ hardware stateful failover capabilities
- D disables the crypto engine hardware acceleration, resulting in all crypto functions to be performed in software