Which of the following are true about Producer Gas?

(A) It is the result of conversion of solid biomass into gaseous fuels.

(B) It is done at lower temperature.

(C) It can be used as fuel in internal combustion engines.

(D) It is produced in the complete absence of oxygen.

(E) Hydrogen and methane present in Producer Gas determine its heating value.

Choose the correct answer from the options given below