An advantage of the Christmas Tree towing method is to __________.

A
increase the towing hawser's catenary and provide more spring
B
reduce catenary, allow operation in shallower water, and to release one barge without breaking up the entire tow
C
enable one tug and its crew without any outside assistance to make up or break down the tow
D
provide rapid delivery of logs from the northwestern United States to Hawaiian sawmills
E