The question is, A security analyst is attempting to break into a client's secure network.

The question is, A security analyst is attempting to break into a client's secure network. The analyst was not given prior information about the client, except for a block of public IP addresses that are currently in use. After network enumeration, the analyst's NEXT step is to perform: The answer choices are below, please provide the correct answer along with an explanation.

A. A gray box penetration test

B. a risk analysis

C. a vulnerability assessment

D. an external security audit

E. a red team exercise