Recognizing that cd players are a thing of the past, those who manufactured cd players have not attempted to make any changes but are letting them live out the remainder of their lives. the makers of cd players have new technology to explore and do not want to waste resources trying to prolong the life of an obsolete technology. this is an example of

Phase out

Explanation:

From the given/case scenario, it is provided that the CD players are no longer available in the market since there has been a rapid improvement in technology and thus sit has become obsolete. But the makers of these CD players have gained access to new technology in order to explore and thus do not want resources to go to waste while also trying to prolong life of this obsolete technology. Therefore we can state that this is an example of phase out, which refers to discontinuation of practice, production, or in other words the use of the phases .

107x106 is the answer