These are doctrines of St. Augustine:
Question 4 options:

A. Original Sin
B. Predestination
Sacrament
C. All of the above
D. A and B

Medieval Christian theology was known as:
Question 5 options:

A. Predestination
B. Scholasticism
C. Patriarchs
D. Flying Star

Question 6 options:

The Nicene standardized key doctrines of Christianity in the 4th century and is still widely recited today.

the united states has a federal government. the president is the head of the federal government of the united states. however, each state forms its government for administration purposes. the powers of the state governments are exercised within restricted state boundaries. and citizens participate in this government by voting.

answer; for a democracy to work a society must have rule by law, protections for both civil rights and civil liberties tolerance of dissent, and acceptance of majority decisions by the minority; and people must trust there government;

the answer is:

a. a closed question always has yes or no​ answers, whereas an open question is a​ free-response question.