Please, what do you mean in your statement? I will gladly help if you just make this a question. You can comment me and I will help.
The predicate is the part of a sentence containing a verb and telling something about the subject. Example of a sentence with a predicate:
Josie likes to play soccer.
Subject: Josie
Predicate: likes to play soccer
I think the answer is c sorry if I’m wrong
Answer:
Vertigo is a sensation of dizziness and loss of balance
Explanation:
Vertigo in particular can impact people looking down from a certain height, so standing on a balance beam can cause Janette to get dizzy (or, using the vert- prefix, turned around) and fall off the balance beam.
I think b is punctuated correctly hope this helps.