Answer:
A. The use of computers in business has changed through time.
Explanation:
Option A is the correct answer because it is the best topic sentence for the paragraph.
From the paragraph, we discover that line 2 reveals experts were hired at first and those early usage of computer was based on data entry activities. Then line 4 using "Later" to inform us that over time, the usefulness of computer as a valuable tool was discovered. So, it can then be used in many other subject areas.
