Find out the correct options from the above graphical information.

• A

  At below 800°C,   is better reducing agent to reduce FeO

• B

  At above 1000°C, carbon is better reducing agent to reduce FeO, which it self converts into CO

• C

  In blast furnace, most of the reduction of Fe₂O₃ is carried by CO

• D

  In the reduction of metal oxides like ZnO, SnO₂, PbO etc. Carbon is used as reducing agent , as reduction carried at high temperatures