interview. Verification takes $1$ minute, the written test takes $40$ minutes, and the interview takes $10$ minutes. Assume there is only one resource dedicated to each activity. What is the bottleneck capacity in candidates per hour?

Multiple Choice

$2\mathrm{.}5$

$1\mathrm{.}2$

$1\mathrm{.}5$

$2\mathrm{.}0$