A company plans to use Office 365. The company has more than 300 employees.

You must achieve this goal by using the least amount of administrative effort. What licence you should buy ?

A.
Office 365 Business

B.
Office 365 Business Essentials

C.
Office 365 Business Premium

D.
Office 365 Enterprise E1

E.
Office 365 Enterprise E3

F.
Office 365 Enterprise E4

Explanation:
https://technet.microsoft.com/en-us/library/office-365-plan-options.aspx