Truman put limits on Macarthur because h<span>e was unhappy that MacArthur moved north of the 38th parallel.</span>

a - 7 < <span>

a - 9 Give the fractions a common denominator. (2 and 3 both go into 6)
</span>

a - 7 <

a - 9 Subtract <span>

a from both sides
-7 < </span><span>

a - 9 Add 9 to both sides
</span>2 < <span>

a Multiply both sides by 6 to cancel out the fraction
12 < a Flip the inequality to make it easier to read
a > 12</span>
Your answer is (4) controlling the supply of oil to raise prices
The map of it is right here