As per a recent survey, working mothers prefer jobs offering a flexible role
that, in turn, may pay them less but provide them ample time for child care.
(A) that, in turn, may pay them less but provide them ample time for child care - Role is singular but Pay is plural. Also, the placement of 'in turn' is doubtful. - incorrect
(B) to pay them less, in turn, but to provide them time for child care that is ample. Same issues as in option A. Also, it should be ample time. - Incorrect
(C) that may pay them less but provides them ample time for child care in turn - use of pay is incorrect
(D) that pays them less but provides them ample time for child care in turn - Correct. role - pays.... but provides... correct placement of in turn.
(E) paying them less, in turn, but providing them ample time for child care - the working mothers prefer a flexible role that in general pays..... and provides ..... usage of simple present tense is correct when we say something in a general/habitual way. So use of paying and providing is incorrect
Answer D