What are two physical components of the Cisco UCS B-Series server?

[vrian_colaba]

What are two physical components of the Cisco UCS B-Series server? (Choose two.)
A. mezzanine slots
B. power supplies (maximum of two)
C. lockable front door
D. redundant hot swappable fans

Thank You.

vrian

[balaji.bandi]

This is more technical Group, if you learning some technology, you need to post the right group in the Training.

i have answered other one to give you comfort, you need to put some effort to learn this and ask instructor ask question.