Which of the following is the class being discussed?

You are employed as a developer at ABC.com. ABC.com has a single Active Directory domain,
named ABC.com.
You are in the process of running a training exercise. You are discussing a class of the
Microsoft.SharePoint namespace that represents a query in a list view.
Which of the following is the class being discussed?

A.
The SPFieldIndex class.

B.
The SPQuery class.