Which of the following was designed to keep the colonists from moving into the Ohio River Valley?

Which of the following was designed to keep the colonists from moving into the Ohio River Valley?

a. Pontiac's Proclamation
b. Stamp Act
c. Proclamation of 1763
d. Townshend acts

Correct answer is option C. Proclamation of 1763. Explanation: Proclamation of 1763 was designed to keep the colonists from moving into the Ohio River Valley.