The correct options are
A Peat
B Lignite
D Anthracite
Coal is mainly made up of carbon. Plants buried inside the soil, under high pressure and temperature, over millions of years gets converted into coal.
It is categorised into different types based upon the carbon content. Peat is low-grade coal and contains 60% carbon. Lignite is richer in carbon and has about 70% carbon. Anthracite is the best of all coal and has more than 90% carbon content.