A semicolon is most commonly used to link (in a single sentence) two independent clauses that are closely related in thought. You can also use a semicolon between items in a list or series if any of the items contain commas, or even use a semicolon between independent clauses joined by a coordinating conjunction if the clauses are already punctuated with commas or if the clauses are lengthy.
frantic means in a state of panic, worry, frenzy or rush
anxiety means an uncomfortable feeling of worry or nervousness.
A or C not to sure on this one.
Explanation:
Life is harder then any challenge you face in school. It simply gets you ready for the real world or life.