Which licence type should a Salesforce Administrator use for these Partner users?

Universal Containers needs to create a Community that meets the following requirements:

– Self-Service Support Community, in which customer and partner users are community members

– Partner users help Universal Containers by adding or resolving cases for their customers within the Community

– Partner users need access to some standard objects except Leads, Campaigns and Opportunity Objects

– Partners use Chatter and the Case Feed to communicate with the Universal Containers team and customers

Which licence type should a Salesforce Administrator use for these Partner users? Select one or more of the following:
A . Customer Community Plus licence
B . Partner Community licence
C . Employee Community licence
D . Customer Community licence