$10)$ In the Graphics$-$R$-$Us company, a designer works an $8-$hour work shift, $5$ days per week. Thedesigner has a $15-$minute standing meeting every morning to discuss "hot" items, attends a dailymandatory $1$ hour review, and has two $15-$minute breaks authorized by the company each day.Graphics$-$R$-$Us must deliver $8$ designs per week to satisfy their customer demand. Based on theabove data what is the designer's takt time to within $3$ significant digits?

A$)234$ minutes per design

B$)1\mathrm{.}60$ designs per day

C$)272$ minutes per design

D$)216$ minutes per design