Answer:
it can be proven or disproven
Explanation:
We cannot call the statement "There are 54 states in the United States" an opinion because it can be proven or disproven.
I need a little more context to answer sorry edit and I can help
What I usually do to start a thesis or intro is go off with a hook. so start it with why you like to draw. for example: drawing has always played an important role in my life. i want to teach others how to draw so they can understand and enjoy this art...etc, etc