"It" in the passage refers to ___...

A

- Hướng dẫn giải

Dẫn chứng: Whatever you decide, you should choose your second job very carefully. You should be aiming to stay in it for two or three years. This job will be studied very carefully when you send your letter of application for your next job. It should show evidence of serious career planning. Most important, it should extend you...