Posted on October 22, 2022Omar writes science fiction novels. He notices he has been paying for clicks when customers search for “science textbooks.” Which keyword match type should Omar use to ensure ads are not served to customers searching for science textbooks? broad matchphrase matchexact matchnegative phrase matchPost navigationPrevious post: Georgeanne is optimizing her children’s books campaign and wants to increase brand awareness. Which of the following is the best strategy to achieve this goal?Next post: Janice has set up a sponsored ad for her new series of cookbooks. She has selected the keyword “computer” for this ad. Which principle explains why her ad may not display?