A few key employees of a company met to generate ideas to improve the company's efficiency. After a brainstorming session, the ideas generated were scribed on some cards and spread out on a large desk. The employees then proceeded to organize related ideas into categories, and discussed the grouping till five manageable groups of ideas were created. Also, each group of ideas was given an appropriate title. Which of the following techniques of synthesizing brainstormed ideas has been applied in this scenario? Affinitizing Pattern recognition Broadbanding Sequential differentiation