What was true about the gulf of tonkin resolution?
a. it gave president johnson power to respond against attacks on united states forces.
b. it was passed by congress based on incorrect information about attacks on the united states forces.
c. it allowed the bombing of north vietnam to begin.
d. all of the above.

The correct option is D (All of the above mentioned)  

President Lyndon Johnson utilized the Gulf of Tonkin occurrence to enlarge the war.  

Inlet of Tonkin episode, complex maritime occasion in the Gulf of Tonkin, off the shore of Vietnam, that was introduced to the U.S. Congress on August 5, 1964, as two unmerited assaults by North Vietnamese torpedo water crafts on the destroyers. Maddox and Turner Joy of the U.S. Seventh Fleet and that prompted the Gulf of Tonkin. It was the Congressional goals approving the organization of US battle powers to South Vietnam, which happened following a maritime commitment between the US and North Vietnam.

our current president donald trump