List possible purposes an author may have for creating a document.

Why was the nationalist party more popular in china’s cities than in the countryside?

What types of subjects did public high schools in the 1900s emphasize and why

Who ever answer first get ! question 1 : which pair of words names two processes for treating water to make it clean? a. aeration, precipitation b. coagulation, refurbishing c. filtration, coagulation d. combustion, aeration question 2: which act did the u. s congress pass in 1972 to protect th nation's water? a. anti-pollution act b. watershed protection act c. clean water act d. nixon act