The correct answers are B) Go after Communist sanctuaries in Laos and Cambodia and C) Expand the air war to include other targets near Hanoi.
The following suggestions were made by General Westmoreland and the Joint Chiefs of Staff during the War of Vietnam: to go after Communist sanctuaries in Laos and Cambodia and Expand the air war to include other targets near Hanoi.
On March 18, 1967, General Westmoreland notified the Joint of Chiefs the need for 200,000 additional soldiers to fight in the Vietnam War. Eight days later, on March 26, he elaborated his arguments for that petition. He considered that the enemies numbers had increased in Communist sanctuaries such as Cambodia, Laos, and other regions of Vietnam. He also suggested to go after Communist sanctuaries in Laos and Cambodia and Expand the air war to include other targets near Hanoi.