Which Professional Has the Most Effective Approach to Adding Connections

Which professional has the most effective approach to adding connections on LinkedIn?

A) Because Kitty is choosy about her connections, she has added only three in one year.
B) Paul seldom attempts to add more connections to his LinkedIn network.
C) Darlene's goal is to have 500 connections on LinkedIn in one month.
D) Stuart is extremely proud of the 400 connections he has on LinkedIn, even though many are of dubious quality.
E) Gretchen doesn't have as many connections as some of her coworkers, but each connection is high quality.