Option C
The violations of which she was accused is most likely allocation of customers and price fixing.
Explanation:
Brokers have been implicated in fixing fees among them. Undisclosed dual agency is a crime of state license law; appropriate housing laws conclude whether an equivalent opportunity notice should be presented. "Price fixing" covers any agreement by bidding vendors that sets an accepted price or contrarily decides how the price will be fixed among those vendors.
The contract to fix the price may transpire at the comprehensive or the retail level. Agreements among opponents that set bounds for pricing, such as fixing a minimum or maximum price, are also forbidden.