This is a test of commonsense with single/multi-choices. Complete the next sentence:

How to become an automobile designer
Start preparing for your car design career in high school.
Art and design classes are obvious classes to take to develop your drawing skills, but as an automobile designer, you also need fluency physics and mathematics to craft lightweight cars with low wind resistance. You also need to develop your writing and computer skills with english and computer classes.

Choose from: 1). Include a bachelor's degree in business, mathematics, software engineering, or both. These graduate degree ranks having a necessity for your education. 2). When you are ready, your technical training will be the most valuable part of your career as an automobile designer. You will need a extensive knowledge of background research and concepts, so you need to be ready. 3). Because the automotive design business is becoming an international business, knowledge of 1 or more foreign languages may be beneficial as well. Decide what area of automotive design interests you most. 4). Classes in high school will expose you to graphic design, in addition to writing and computer learning. You'll also be eager to get into construction, improve your writing skills and develop your college transcripts.
The answer is:
3).