Jill sells shares in Fast Food Franchise Company to Mark. Jill does not hand the stock certificates to Mark, but gives him the key to a safety-deposit box in First Home Bank in which the certificates are locked. Presenting the key is:

Answer: Presenting the key is: Constructive delivery

Explanation:

Constructive delivery is done instead of or in a place of actual, real delivery it symbolises what is being delivered without practical delivering it. Constructive delivery symbolises the fact that someone has received ownership of what is being represented by the key for instant.

It is more common where property or possession ownership is being transferred to someone else.