WAEC - English Language (2017 - No. 7)

In the following sentence, there is one underlined word and one gap. From the list of words lettered A to D, choose the one that is most nearly opposite in meaning to the underlined word and that will, at the same time, correctly fill the gap in the sentence.

Buba was purposeful in his serch for a job but Bala was rather _____ about his.