165) Conversion Optimizer can help drive conversions by using your conversion history and:
A) cost-per-acquisition (CPA) goals to show the optimal ad when a conversion is more likely
B) cost-per-click (CPC) goals to show the optimal ad when a conversion is more likely
C) cost-per-acquisition (CPA) goals to raise your bid when a conversion is more likely
D) cost-per-click (CPC) goals to raise your bid when a conversion is more likely