Please choose the correct ending to complete the given sentence: Work World: [header] How to become a marine architect [title] Focus on math and science in high school. [step] Math and science are the basis of the study of engineering, which you'll need to become a marine architect. Find out which of these classes you like the most and use them to help you shape the path your education will take.

Ending1: [substeps] Gpa is usually the biggest factor in determining the admissions level for an engineering school. Aim for four 3.0's or at least the latest master of science degree in engineering. Ending2: [substeps] At college, many students look forward to getting a bachelor's degree in engineering. Look for these opportunities by reading college newspapers. Ending3: [substeps] You can also sign up for extracurricular activities like the math club or robotics team if your school offers them! [title] Pass your college entrance exams. [step] Depending on where you want to go to school, you will need to get a good score on the sat or the act. Ending4: Don't be afraid to be a little more analytical when you do this. [substeps] You'll need to do at least a 3.0 in algebra, as most students do in the first year of college.

Answer format: ending1/ending2/ending3/ending4