Which statement about Partner capabilities combined with Cisco solution elements is true?

Which statement about Partner capabilities combined with Cisco solution elements is true?

A.
They are a required element for proposals that involve implementation of the solution.

B.
They are a recommended way to lower risk, by retaining scope of effort within the control
of Cisco or the Partner.

C.
They are a recommended way to reduce solution cost.

D.
They provide a way to meet customer or industry-specific needs, beyond the general
Cisco core offerings.

Explanation: