By monitoring ad campaign performance, an advertiser may obtain the information needed to

By monitoring ad campaign performance, an advertiser may obtain the information needed to:

• create additional AdWords accounts for low-performing keywords
• create duplicate ad groups with identical keywords and different ad variations
• compare campaign performance to that of individual competitors
• determine if campaigns are meeting overall marketing and conversion goals

Correct answer is:

• determine if campaigns are meeting overall marketing and conversion goals

Explanation:Monitoring your ad campaign performance is
important to know if your campaign is performing well and meeting our marketing
and conversion goals.It’s always important to keep your own campaign
goals in mind when you look at your account statistics. Depending on what you
want to achieve, certain statistics will be relevant and helpful to you, while
others may not be as useful.

Read more
here: https://support.google.com/google-ads/answer/2404037