Based on your reading, information systems help businesses compete . A. but do not affect its competitive position B. but are unrelated to competitive advantage C. and it is easy to sustain the competitive advantages D. but sustaining a competitive advantage is challenging E. and provide enduring competitive advantage

The correct answer is letter "D": but sustaining a competitive advantage is challenging.

Explanation:

An advantage a company has over its rivals is a competitive advantage. Essentially a competitive advantage is what helps a business to gain income by increasing sales or margins. However, sustaining a competitive advantage with information systems is difficult because of the rapidly changing environment that is inherent to technology. Competitive advantages in that industry have a short life cycle.

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