(a) Pursuant to a prior understanding, he or she pays a fee to another person as compensation for such person or a third person having engaged in sexual conduct with him or her; or

(b) He or she pays or agrees to pay a fee to another person pursuant to an understanding that in return therefor such person will engage in sexual conduct with him or her; or

(c) He or she solicits or requests another person to engage in sexual conduct with him or her in return for a fee.