Whichofthefollowingistr ueaccordingtothetext?
APersonalsearchagentsareindispensabletojob-hunters.
BSomesiteskeepE-mailingjobseekerstotr acetheirdemands.
CPersonalsearchagentsarealsohelpfultothosealreadyemployed.
DSomeagentsstopsendinginformationtopeopleoncetheyareemployed.
正确答案：C
