How did the definition of wealth change during the commercial revolution?

a. from land ownership to money
b. from precious metals to spices
c. from money to bartering
d. from food to gems, porcelain, etc.

His is the name of the group in the house of representatives that, in 1947, began hearings to expose communist infiltration in american life. unfortunately, a good deal of the evidence they used was based on hearsay and conjecture, meaning innocent people were harmed by their findings.