A sentence is given with three words marked as (A), (B), and (C). These words may or may not be placed in their places. Four options with different arrangements of these words are given. Mark the option with the correct arrangement as the answer. If there is no change required, mark 'No rearrangement required' as your answer.

Power utilities and energy companies are turning (A) to public power trading on account of better prices and delivery (B) efficiency in increased(C) schedules.