The answer is the first one because the others just make it seem like the person is sad or simply talking. Meanwhile, the first option makes it seem like the person is excited and happy to get a ticket and go to the concert.
The answer is Option 1.
<span>B) She should study a variety of disciplines and do healthcare volunteer work.</span>
That sentence is complete because it has both a subject and a predicate. It is also and independent clause.