1. Direct mechanical push-pull carburetor heat control linkages should normally be adjusted so that the stop located on the diverter valve will be contacted A. before the stop at the control lever is reached in both HOT and COLD positions. B. before the stop at the control lever is reached in the HOT position and after the stop at the control lever is reached in the COLD position. C. after the stop at the control lever is reached in both HOT and COLD positions.