Hello! Thanks for the points.
What you need here is something that can be in plural, so any uncountable nouns, such as traffic and information (options a and c respectively) are not possible. this leaves us with option b) as the correct option!
Answer:
Following is the list of Green building materials used in construction :
Earthen Materials.
Wood.
Bamboo.
SIPs.
Insulated Concrete Forms.
Cordwood.
Straw Bale.
Earth Bags.
Explanation:
(A)because it sums the answer up into a basic sentence.