Question

2. A road is being constructed in front of prem's
house. Prem saw laborers using a black
substance for road construction. Name the
black substance used in road formation.
(a) Coal tar
(b) Bitumin
(c) a and b
(d) Coke​

Answer 1

Explanation:

colar tar I think so

might even be wrong

Answer 2

Answer:

thanks. u r right exactly