If someone's willing to do some brief research or give me ideas, that would be highly appreciated! About education in the UK, detailed points are in the photo added, thank you!

Which statement is not true about the missouri compromise? 1.) slave owners could pursue escaped slaves into “free” regions. 2.) maine entered the union as a free state. 3.) slavery was allowed throughout the louisiana territory. 4.) missouri entered the union as a slave state.