Based on Research Studies,which of the Following Is a True

Based on research studies,which of the following is a true statement about mentoring programs?

A) Additional mentor training hours leads to less effective mentoring relationships.
B) When the mentor and protege work in different departments, mentoring is more effective.
C) Long-distance mentoring relationships are ineffective due to the inability to form close ties.
D) Proteges have more respect for mentors who work at least two levels above their own rank.
E) Required mentoring relationships are more effective than informal mentoring relationships.