Answer:
advise her friends this could constitute a violation of Sherman Antitrust Act
Step-by-step explanation:
The purpose of the Sherman antitrust act is to promote the fairness and the competitiveness in order to regular the commerce i.e. intersttae
Since in the question it is mentioned that the commissions came up and comparision would be done on the commission rate so he should advise her friends that violate the Sherman antitrust act
SO the same is to be considered and relevant too