Due to the complexity of the Universal Containers sandbox release schedule and requirements, it is...

The correct answers are C. Custom object, D. Apex class, and E. Custom field.

Change sets are used to move metadata between related Salesforce environments, such as sandbox and production. Salesforce documentation confirms that change sets can migrate components such as custom objects, custom fields, and Apex classes. Salesforce also notes that custom fields can be migrated individually in a change set.

A. Web-to-lead is not one of the common metadata components normally selected as an item in this exam context. B. Standard fields are standard Salesforce metadata and are not moved like custom fields in change sets.

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