How can you see if people are searching for your client’s services during the early morning and evening hours?

  • Monitor reach and frequency data
  • Run a keyword diagnosis
  • Segment performance statistics by time
  • Run a search terms report

The correct answer is:

  • Segment performance statistics by time

Explanation: Use time segments (such as an hour of the day or specific months) to isolate changes in your performance. For example, if you segment your data according to the day of the week and find that your ad performance is dramatically different on Saturdays, you can modify your bids to account for the change in user behavior.

Read more here: https://support.google.com/adwords/answer/2370266?hl=en