Answer:
The proper role of government.
Step-by-step explanation:
The 1964 Presidential nominees, Lyndon Johnson and Barry Goldwater would come face to face representing the Democrats and the Republics respectively. This race would become one of the most famous presidential races in the history of America.
There were several issues on which the two candidates would differ, one of which is the policies about government. Goldwater would use the issue to criticize Johnson's policies, his liberal stance, and also his demand for the expansion of the federal government.
Thus, the correct answer is the second option.