Prominent consumer product companies very often focus on defending what they already have. Consequently, they are not often innovative themselves and tend to underestimate the results of the innovations of others. The clearest example of this defensive strategy is the fact that ________.
A. A highly successful mobile phone model was introduced by the same company that had earlier introduced a model that had been a failure.
B. Wristwatches have eliminated the traditional market for pocket watches, clearing the way for the marketing of pocket watches as luxury or prestige items.
C. A once-successful manufacturer of typewriters reacted to the introduction of computers and laptops by trying to make better typewriters.
D. One of the first models of modern accounting machines , designed for use in the banking industry , was purchased by a hospital as well as by banks.
E. The inventor of a commonly used anaesthetic did not intend the product to be used by dentist , who currently account for almost the entire market for that drug.