I need help 10 points In the second stage of resource development, a person makes

a. products directly from natural resources.
b. fossil fuels
c. deliveries of products
d. raw materials into things that people use

I think it's letter D and A because see the explanation below

Explanation:

The second stage examines resources from the points of view of technology, economy and need

ilikeair12 history; do you think the american dream is still attainable? kristinalovestae history; which of the following describes a technological accomplishment of the 1920s a. the completion of the panama canal b. the solo non-stop transatlantic

hope this : d

women should have the same rights as men