What type of event is Larry planning if he will use a UHC presentation and help consumers enroll?

The situation described indicates that Larry is using a United Healthcare presentation and assisting consumers with enrollment, which suggests an intent to provide information and facilitate the process of enrolling in healthcare plans. This aligns with a scenario that is not a marketing sales event, as the focus is on guiding individuals through the enrollment rather than promoting or selling a product in a traditional sales context.

In the context of the other options, a marketing sales event typically includes promotions aimed at selling services directly, rather than solely informing consumers about available options. An informal educational event would imply a more casual atmosphere without the structured presentation and enrollment assistance described. A formal sales event would convey a direct intention to sell products and services, which doesn't fully capture the essence of what Larry is planning. Thus, the answer that identifies the event as not being a marketing sales event aligns best with the described activities, focusing on education and enrollment support rather than sales.