When deciding on the purchase of a new wireless pocket PC$,$ Bob was among the very first. He is very highly educated, and makes purchase decisions based on information from Internet newsgroups, newspapers, and technical journals he subscribes to$.$ Stan made his decision based on numerous informal social contacts, though he is not a leader in any social setting. He was among the first $50\%$ of the population to buy the wireless pocket PC$.$ Out of profiles of product adopters, Bob could best be described as whereas Stan would best be described as

Early majority; early adopter

Early adopter; majority

Early innovator; late innovator

Innovator; early majority