Respuesta :

First stage is peat, then followed by lignite, bituminous and anthracite. Mark as branliest tq
There are 4 stages in coal formations are:

Answer is 1. Peat is the first stages in the formation of coal.

2. lignite 

3.  bituminous 

4. anthracite

Hope it helped you, and have a great day.

-
Charlie
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