Completion of all of the terms of a contract is required for substantial performance.

The Boolean operator AND is used to:

A) eliminate citations.
B) add variations to a search.
C) expand a search.
D) segregate synonymous citations.
E) narrow a search.

Joseph evaluated seven different computer models and decided that the Dell model was the best choice for his company's purposes. After obtaining permission, he ordered the computers from a reputable company. Which stage of the decision-making process is Joseph carrying out in making the order?

A) Generate and evaluate alternative courses of action.
B) Identify and define the problem.
C) Evaluate results.
D) Implement the decision.
E) Decide on a preferred course of action.