How are nebulae and stars related? Select the three correct answers.(2 points)

The three correct answers regarding the relationship between nebulae and stars are:

1. **Nebulae form from stars.** (Specifically, the remnants of stars, such as supernova remnants, can form nebulae.)

2. **Stars explode to form nebulae.** (When massive stars end their life cycles in supernova explosions, they eject material into space, creating nebulae.)

3. **Stars form from nebulae.** (Stars are born from the gas and dust found in nebulae, as these materials collapse under gravity to form new stars.)

The other options are incorrect in the context of the relationship between nebulae and stars.