Sharron Purchased a Computer for $500 in 2018

Multiple Choice

Sharron purchased a computer for $500 in 2018. Compared to the $900 computer that she purchased in 2011, the new one seems better in terms of the price she has paid and the power of the microprocessor technology. This is best explained by

A) product liability.
B) property rights.
C) Moore's law.
D) purchasing power parity.
E) sustainable strategies.