How would you recommend that William set his budget if he wants to spend US $608 per month on his campaign

How would you recommend that William set his budget if he wants to spend US $608 per month on his campaign.How would you recommend they set their budget in their AdWords account?

• Set a daily budget of $20 for the advertiser’s campaign
• Set a bid of $20 per ad group
• Set a daily budget of $20 for the advertiser’s account
• Set a bid of $20 for the advertiser’s campaign

Correct answer is:

• Set a daily budget of $20 for the advertiser’s campaign

Explanation: With AdWords, you choose a daily budget for each campaign based on your advertising goals and the general amount that you’re comfortable spending each day.