Please choose the correct ending to complete the given sentence: Education and Communications: [header] How to develop a professional portfolio [title] Decide how you wish to present your portfolio. [step] The most popular method is to use a 3-ring binder. Don't forget to set yourself up with clear plastic protective inserts for your materials and dividers so that you can categorize your materials.

Ending1: [title] Collect the materials you wish to include in your portfolio. [substeps] Begin creating your portfolio with a brief explanation of your career goals. Ending2: Use a pencil to mark portion of each page. [substeps] You can also photocopy your images if you'd like. Ending3: Also, consider your silhouette and personality when choosing an appropriate binder. [title] Pick your intended format for your portfolio. Ending4: Even with a sense of pride in what you collect, a professional portfolio is probably not worth your time. It could be enough to showcase your work but not to make a huge difference in your industry.

Answer format: ending1/ending2/ending3/ending4