Which Formats May Be Used To Add A Custom Campaign Parameter To A URL?

• www.googlemerchandisestore.com/?utm campaign = fallsale
• www.googlemerchandisestore.com/?utm_campaign=fallsale
• www.googlemerchandisestore.com/?utm_campaign=fall_sale
• www.googlemerchandisestore.com/?utm_campaign = fall sale

Answer: B / C

• www.googlemerchandisestore.com/?utm_campaign=fallsale
• www.googlemerchandisestore.com/?utm_campaign=fall_sale