One problem with using market values to measure GDP is that A. some useful goods and services are not sold in markets. B. you cannot compare completely heterogeneous goods by using their dollar values. C. prices for some goods change every year. D. market values of exported goods are usually priced in foreign currencies.

C. prices for some goods change every year.

Explanation:

The reason why the real GDP (GDP adjusted to inflation) is a much better economic index than nominal GDP is that prices change over time, even if the quantities produced do not. It is actually possible for nominal GDP to increase even if total production output decreases due solely to high inflation rates.

the answer is: c.that person might be arrested and deported

filling w-4 form incorrectly usually would rise suspicions from government's auditors. when they notice such mistakes, they would send their teams to investigate the situation further.

if those investigation teams believe that the incorrectness is done on purpose (with malicious intent), that person can be arrested or deported

answer decisions made by individual households and firms;