“Engagement” with a Lightbox ad on a mobile phone or tablet is achieved when someone:

“Engagement” with a Lightbox ad on a mobile phone or tablet is achieved when someone:

·          hovers their finger over the ad for at least 2 seconds

·          expands or interacts with the ad

·          watches the ad twice in a row

·          watches the ad for at least 2 seconds

Correct Answer is :

expands or interacts with the ad

Source: https://academy.exceedlms.com