Please choose the correct ending to complete the given sentence: Work World: [header] How to become a traffic engineer [title] Build the proper foundation in high school. [step] For a career in traffic engineering, you're going to need a proper mastery of algebra, logic, geometry, and statistics. You should also have decent writing skills and familiarity with computers.

Ending1: [substeps] A general prerequisite for traffic engineering is passing an ap. Another prerequisite is passing a 3.5 question exam. Ending2: Build strong non-verbal skills in a variety of areas. [substeps] Put yourself in the shoes of people with high marks in academics. Ending3: [title] Search abet for the right college. [step] Abet stands for accreditation board for engineering and technology. Ending4: You will also need high visual ability and strong communication skills. High school students need sufficient coding skills to translate text into text, to understand the use of symbols, and to work with logic.

Answer format: ending1/ending2/ending3/ending4