The Central Method Used in a Portfolio Analysis Is to

The central method used in a portfolio analysis is to

A) inventory all of the organization's information systems projects and assets.
B) perform a weighted comparison of the criteria used to evaluate a system.
C) survey a large sample of managers on their objectives, decision-making process, and uses and needs for data and information.
D) interview a small number of top managers to identify their goals and criteria for achieving success.