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Which of the main architectural building materials allowed for theconstruction of taller buildings with thinner walls than before, despite its

disadvantage of being heavy?
A- wood
B- stone
C- cast iron
D- concrete
E- steel

User Darshana
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1 Answer

4 votes
E since a lot of taller buildings have a lot of steel in them before being covered in other material
User Shreyans
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