Helpe pls I will mark brainlest​

What is the question needing to be answered?

Explanation:

Usually with a scientific hypothesis, you ask the question in an if, then statement. For example: If it rains outside, then the ground will be wet. It's kind of like a cause and effect statement.

its first and third is your answer i did the qustion the fourth isnt right

if you're asking what comes out, it's steam.