An advertiser implements target cost-per-acquisition (cpa) bidding and notices that the campaigns are receiving fewer conversions. what could increase the number of conversions?
a. set the campaign budget to a 30-day cycle
b. try a different automated bid strategy
c. increase the target cpa bid
d. specify the bid amount for each individual campaign

C is the correct option.

Explanation:

Target CPA was also known as a conversion optimizer.  It is an Automated Smart Bidding Strategies provided in Google Ad words. Its main work is to optimize your bid so that one can get the most conversions for a target CPA. So, if a campaign receives fewer conversions then advertiser should increase the CPA bid to get more conversions.

its kinda hard to answer this when we dont have all the information that we need.

answer; strategic planning;