A) the infinitivePeople can ... different hobbies (to enjoy). A hobby offers a way ... after periods of hard work (to

1. People can enjoy different hobbies. 2. A hobby offers a way to relax after periods of hard work. 3. Music may include singing, playing an instrument, collecting records, etc. 4. Some people use kits to make model aeroplanes, boats, and trains. 5. Many people like to collect things.