Answer:
a. individuals who visited the site from a different device than the device they are currently using.
Explanation:
In the case when the website like lucky brand would target the visitors who add the items in the shopping cart but didnot checkout, the visitors who have done purchase previously or the individuals who visited the website within a time period i.e. 30 to 90 days
but the individuals who visited the website not from the same device they are using right now does not represent the targeting