问题详情

In this passage, " out of sight and out of mind" (Line 2, Para. 3) probably means_______.
A．being unable to think properly for lack of insight
B．being totally out of touch with business at home
C．missing opportunities for promotion when abroad.
D．leaving all care and worry behind此题为多项选择题。请帮忙给出正确答案和分析，谢谢！