$7.$ Mr$.$ Green is a new interviewer who just finished an interview with Renee. Her professional style and her flawless grooming immediately struck him. Mr$.$ Green gave Renee a very good evaluation.

rating error did Mr$.$ Green succumb to$?$

a$.$ Halo effect

b$.$ Central tendency

c$.$ Homogeneity

d$.$ Leniency

e$.$ General tendency