Answer:
B. Exchange Fees
Step-by-step explanation:
Based on the information provided within the question it seems that Sally would likely have to pay Exchange Fees. These are a type of fee that an investor may incur when changing or transferring their funds to another objective or type of mutual fund but within the same group/asset. Exactly what Sally is doing in this situation, therefore she may be charged with a certain Exchange fee such as management fee, account fee, or even purchasing fee, among others.