What Is the Primary Difference Between an Innovator and an Early

What is the primary difference between an innovator and an early adopter?

A) Early adopters are much the same as innovators except that they (as a group) have higher average salaries and more education than innovators.
B) Innovators are more risk adverse than early adopters.
C) Innovators are more likely to accept risk than early adopters.
D) Innovators are less socially active than early adopters, who tend to be the true trendsetters of a society.