Final answer:
The Import Wizard can import Custom objects, Accounts, Contacts, as well as Opportunities. It's a tool used in CRM systems for easy data import.
Step-by-step explanation:
The Import Wizard is a tool used in customer relationship management (CRM) systems to import data in a simple and straightforward manner. In the context of Salesforce or a similar CRM, Import Wizard can indeed import several types of standard and custom records. Among the records you've listed, the Import Wizard can handle the import of Custom objects, Accounts, and Contacts. However, it can also handle Opportunities, along with other data types such as Leads and Campaign Members, which makes all the options you've provided correct.
SUMUP of the Final Answer
The Import Wizard can import Custom objects, Accounts, Contacts, as well as Opportunities. It's a tool used in CRM systems for easy data import.