A customer has $24,000 to invest in mutual fund shares. The registered representative advises the customer to invest $8,000 on ABCD fund; $8,000 in DEFF fund; and $8,000 in XYZZ fund; to give the customer complete diversification and reduce risk. These 3 funds all have different sponsors. This action is: A appropriate for the customer B a violation known as a breakpoint sale co a violation known as spinning Do a violation known as interpositioning