Imagine that a circuit breaker opened the circuit every time that you operated the light, coffee maker, and microwave at the same time.
What could be causing this?

The answer is going to be c

The best description is: . nobody has any idea what q is.

Shania is trying to determine the oldest geologic unit on this map and the reason to why is she unable to do so is that  the units are all the same age.. when there is the same age, there will be no oldest geologic unit and that i cannot be credible.