(solution) What event contributed most to the increased need for

(solution) What event contributed most to the increased need for

What event contributed most to the increased need for telecommunications salespeople?

A) deregulation of telephone service

B) anti-trust suits brought against the telecommunications industry

C) financial improprieties in the telecommunications industry

D) creation of a national regulatory committee for telephone service

E) development of voice-over-IP (VOIP) technologies