Which of the following is true of goods traded in the commodity market?
a. they're normal goods.
b. they're not fungible.
c. they're raw and unprocessed.
d. they have elastic demand.

Letter A is the answer. Goods traded in the commodity market are normal goods. 
Commodity markets is a market which trades in primary goods rather than manufactured products. It also includes physical trading and derivatives trading using spot prices, forwards, futures, and options on futures. 

Because he proposed that all the treaties should be made through the league of nations.