Read the following paragraph from the section "Rubber."
Some Indigenous American inventions were appropriated by the Europeans. The Europeans had
the trading networks and manufacturing infrastructure to commercialize them, and sometimes
added improvements. For example, rubber was a material developed by Indigenous Americans,
and then Columbus took a rubber ball back to Europe, De Gennaro says.
What can be inferred from the paragraph?
(A)
(B)
(C)
(D)
Indigenous Americans moved rubber through their strong trading networks.
Commercialized rubber production lessened the quality of rubber products.
Columbus worked with Indigenous Americans to make the first rubber ball.
Europeans sometimes improved upon Indigenous American inventions.
