ANSWER:
A. A tangible incentive.
This as it is tangible and it is a physical change which can be physically touched. Hence, it is tangible.
It is an incentive as it will allow employees with wheelchairs to be able to work more easily and conveniently, which in turn aids them in working more effectively as it improves their work environment. Hence, it is an incentive.
Therefore, when we combine the tangible and incentive aspect of it together, it becomes a tangible incentive. This means the answer must be Option A - a tangible incentive.
Hope this helps! :)
