Answer:
d) locking in buyers
Step-by-step explanation:
If Hueblue Software has decided to enhance its portfolio by developing motion-control-enabled games for the mobile gaming industry,In this scenario, the competitive strategy is Hueblue Software implementing is locking in buyers.
In economics, vendor lock-in or customer lock-in, is a competitive strategy that makes a customer more reliant on a particular vendor for products and services. Furthermore, customers are unable to use another vendor without substantial switching costs. These costs are referred to as 'lock-in costs'.
In the scenario, Hueblue initially supplied only software, but has moved on to supplying products: motion-control-enabled-games . This will make customers in the game industry to become more reliant on this vendor because he is now offering more, and they will loose more if they were to switch to another vendor. Hueblue has technically 'locked in buyers'.