What are the four scope levels available for dimensions and metrics in Google Analytics?

What are the four scope levels available for dimensions and metrics in Google Analytics?
Hit-level, session-level, product-level, or user-level scope
Location-level, duration-level, product-level, or user-level scope
Event-level, session-level, transaction-level, or user-level scope
Event-level, duration-level, transaction-level, or user-level scope

Correct answer is:

Hit-level, session-level, product-level, or user-level scope