The gulf of tonkin resolution a. resulted in a u. s. declaration of war on north vietnam. b. gave president lyndon johnson much greater authority over vietnam. c. called for 250,000 u. s. combat troops to be sent to vietnam. d. all of the above

Explanation:

The Gulf of Tonkin resolution allowed US president Lyndon B. Johnson to take any necessary action to deal with threats against US forces and its allies in Southeast Asia although it dint formally declared war. It was enacted on August 10, 1964 and was a joint resolution passed by US congress. The resolution was opposed by the senators Wayne Morse and Ernst Gruening. The Johnson administration depended on this resolution for opening warfare with North Vietnam and escalating its military involvement in south Vietnam.

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