Which of the following is the MOST important reason to measure the effectiveness of an Information Security Management System (ISMS)?

Scenario: Your program is developed around minimizing risk to information by focusing on people, technology, and operations.
You have decided to deal with risk to information from people first. How can you minimize risk to your most sensitive information before granting access?

An organization has implemented a change management process for all changes to the IT production environment. This change management process follows best practices and is expected to help stabilize the availability and integrity of the organization's IT environment. Which of the following can be used to measure the effectiveness of this newly implemented process:

Ensuring that the actions of a set of people, applications and systems follow the organization's rules is BEST described as:

SCENARIO: A Chief Information Security Officer (CISO) recently had a third party conduct an audit of the security program. Internal policies and international standards were used as audit baselines. The audit report was presented to the CISO and a variety of high, medium and low rated gaps were identified.
The CISO has validated audit findings, determined if compensating controls exist, and started initial remediation planning. Which of the following is the MOST logical next step?