Business process reengineering is a tool

a$.$

radically redesigning and streamlining how an activity $($workflow$)$ is performed, by pulling the pieces of strategy$-$critical activities out of different departments and unifying their performance in a single department or cross$-$functional work group

b$.$

expediting the redesign of existing products and shortening the design$-$to$-$market cycle

c$.$

the rapid redesign of an organization's structure so as to quickly create organizational competencies and capabilities

d$.$

instituting total quality management $($TQM$)$