An ideal type is what you're looking for.
Answer:
A moderator is responsible for controlling a panel.
Explanation:
The moderator of an event controls the pace of the event and ensures panelists responds to questions in an orderly and controlled manner. He allocates time to panelist and ensures they respond within the stipulated time. He also has a responsibility to the audience to make sure the conversation is meaningful to them.
Answer:
The correct answer is option C: Structural equivalence
Explanation:
Structural equivalence is when two different materials are put together which means when things are similar they tend to bond together.