1) Given below four different choices.choose the one which is the correct negation of the given statement.He either goes to US or he will join in a job. A) He went to US and didnot join in a job. B) He went to US but joined in a job. C) He did not go to US and joined in a job. D) He didnot go to US and didnot join in a job. Answer: Option DExplanation:The statement is of form either p or q The negation is $ \sim p$ and $\sim q$