$16)$ Mike discovers in the interview process that he and Rob, although years apart, went to the same school, were the same major, and even played the same position on the school's polo team. Mike "knows" that these activities have made him the successful manager he is today and hires Rob on the spot. The hiring of Rob is an example of$\_\_\_\_\_\_\_\_.$

A$)$ Golem error

B$)$ similar$-$to$-$me error

C$)$ self$-$serving bias

D$)$ the halo effect