Systems of mutually-supporting human resources practices that combine flexibility with employee involvement in decision making are called multiple choice
a. quality circles
b. high-performance work systems
c. self-directed work teams
d. functional employee initiatives

Option B

Explanation: In simple words, high performing work systems refers to the  set of activities that helps an organisation to work more efficiently. These activities works as a guideline for an organisation to hire, train and retain high performing personnel who befit the company more than they cost.

      These activities can involve paying appropriate compensation, providing better workplace and other benefits, acting effectively on employees suggestions and complaisant etc.

Thus, from the above we can conclude that the correct option is B.

answer; customers within the organization