For years abc copier, a copier machine supplier, enjoyed strong sales and a huge share of the copier market, far ahead of its nearest competitor. however, over the years, abc seldom asked customers for feedback. so when some of abc's competition responded to customers' needs and started offering copiers with new features (such as wireless printing from laptop and tablet computers), abc lost much of its market share. abc's system is best described as

Abc's system is best described as "closed system".

In a closed system, connections just occur inside the particular framework, which implies deterred frameworks are closed from the outside condition, and each collaboration is transmitted inside that shut framework. Laborers in Closed systems inside an association don't speak with different divisions about their exercises, nor do they get contribution from different offices. Closed systems have the upside of being effective on the grounds that there are clear methods that are not influenced by outside impacts. The most ideal approach to comprehend Closed systems is to perceive how they are utilized in associations.

the answer is either c or b, i cant be to sure tho.