Although American involvement in Vietnam started in the mid 1950s, most Americans believe U. S. involvement began in the 1960s. Why do Americans think
the war started 1964?

because the war was declared in 1950s but they started fighting in 1960s when the deployment was higher so most people remember it as 1960s

Explanation:

the answer is

the graphs indicate that few people in bolivia work in industry, as that is the least expressive sector shown in the respective graphic.