What would cause this?

An administrator has been asked to update a flow that was created as part of a recent update. When the administrator opens the flow for editing, the Flow toolbox offers only four elements: Assignment, Decision, Get Records, and Loop.

What would cause this?
A . The flow is a screen flow.
B . The version of the flow is inactive.
C . The flow is a before save flow.
D . The version of the flow is activated.

Answer: C

Explanation:

Before save flows only support four elements: Assignment, Decision, Get Records, and Loop.

Reference: https://help.salesforce.com/s/articleView?id=sf.flow_ref_elements.htm&type=5