Which three objects have a relationship with a Campaign?

The relationship between a Campaign and the objects mentioned is fundamental in the context of customer relationship management (CRM) and marketing automation.

Campaigns are strategic marketing efforts to promote products, services, or branding. Contacts, Leads, and Opportunities all interact with Campaigns in meaningful ways:

1. Contacts represent individuals or entities with whom the organization has a relationship. They can be included in Campaigns, allowing marketers to target specific individuals based on their engagement history or profile.

2. Leads are potential customers or prospects that have shown interest in the products or services but have not yet been fully qualified as Opportunities. Campaigns are often used to nurture Leads, convert them into Opportunities by providing information or engaging them through specific marketing activities.

3. Opportunities are potential sales and are usually derived from qualified Leads. The effectiveness of Campaigns can be measured by how many Opportunities they generate, linking the Campaign effort directly to sales outcomes.

These relationships are pivotal for tracking the effectiveness of marketing initiatives in driving engagement and conversions through the sales funnel.

In contrast, while other options contain objects that are relevant in CRM, they do not specifically relate to Campaigns in the same direct manner as Contacts, Leads, and Opportunities do. For example, Account and Case items may relate to broader