Section 1.3.10 stated the following three facts: (a) over the history of computing hardware, computer power has been doubling every 18 months. What is the next fact mentioned in section 1.3.10?
1) b) The size of computer hardware has been decreasing over time.
2) c) The cost of computer hardware has been decreasing over time.
3) d) The speed of computer hardware has been increasing over time.