Which of the following is an example of a brand halo conversion?

(A) A customer clicks on a vendor’s sponsored ad for tennis shoes and then purchases those shoes.

(B) A customer clicks on a vendor’s sponsored ad for tennis shoes, and then purchases dress shoes from that vendor.

(C) A customer clicks on a vendor’s sponsored ad for tennis shoes but does not make a purchase.

(D) A customer clicks on a vendor’s sponsored ad for tennis shoes, and then purchases tennis shoes from a different vendor.