Answer:
A
It flows out of the soil, It burns you if it boils, And holds us in its coils, More valuable than gold, As black as it is old.
What is often on the ground getting stepped on by others, but you don’t have to wash it because it never get dirty, in fact you couldn’t wash it even if you tried?
What falls down but is never injured?
What occurs four times in every week, twice in every month, only once in a year but never in a day?
Long and slinky like a trout, never sings till it's guts come out.
Easy
Animal
Difficult
Food
Funny
Kids
Logic
What am I?