Things really took off when Microsoft Windows was introduced in 1985 and it's good that if was since without the prevalence of personal computers, the Internet wouldn't have had nearly as big an impact as it has ever since. It can be deduced from the preceding statement that-
A. Microsoft Windows and personal computers are incompatible
B. personal computers succeeded Microsoft Windows
C. Internet owes its success solely to Microsoft Windows
D. personal computers and Microsoft Windows discharged a combined impetus
