Multiple Choice
A dramatic drop in usage is seen in user over age ____.
A) 30
B) 40
C) 45
D) 50
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q17: In the 1950s, ARPA (Advanced Research Projects
Q18: One prediction about the Internet is that
Q19: _ includes advertising in print publications such
Q20: A study by researchers Peter Lyman and
Q21: The stock market topped out in the
Q23: According to the U.S. Census Bureau, by
Q24: IPO stands for _, which is the
Q25: The "_" refers to when people online
Q26: Men are more likely to use e-mail
Q27: Developed by Linden Labs, _ is a