How is steel made from iron?
a)chemicals are added to the mix.
b)lower temperatures are used.
c)alloys are added to the iron.
d)steel is not made from iron.
i think its c but i'm not really sure

How has u. s. participation in international economic development efforts affected other countries? o a. it has made some countries decide they no longer want close ties with the united states. b. it has ended diplomatic ties with countries that refuse to participate. c. it has raised money to poor nations grow their economies. d. it has caused the united states to intervene militarily to stop human rights abuses.

What types of subjects did public high schools in the 1900s emphasize and why

Hich answer supports the statement, "the state constitution is more detailed than the u. s. constitution"? a) the u. s. constitution was created after state constitutions had been established. b) the u. s. constitution only exists because the state constitutions allowed it to be created. c) the articles in the state constitution do not deal with amendments like the u. s. constitution does. d) the articles in the state constitution deal with more specific issues than does the u. s. constitution.