If one of your display ad groups isn’t serving due to incorrect target and bid settings, what should you do?

If one of your display ad groups isn’t serving due to incorrect target and bid settings, what should you do?

• Set the targeting for the ad group to “Broad Reach”
• Set the targeting for the campaign to “Target all” and resubmit the ad
• Set the targeting for the ad group to “Target all”
• Set all targeting for the ad group to “Bid Only” and at least one targeting method to “Target and bid”