SAT English Practice Question

The author of this passage is making a case for the importance of learning a second language.

1. A.For instance, the ability to communicate in a second language can open doors to new career opportunities.
2. B.For instance, the ability to communicate in a second language can open doors to new career opportunities, and it can also help people to understand different cultures.
3. C.For instance, the ability to communicate in a second language can open doors to new career opportunities; it can also help people to understand different cultures.
4. D.For instance the ability to communicate in a second language can open doors to new career opportunities it can also help people to understand different cultures.