104,564 views
12 votes
12 votes
During the late 19th century, what type of building structure became popular?

a.
Underground Structures
c.
Duplexes
b.
Skyscraper
d.
None of the above

User Przemek Krysztofiak
by
2.6k points

1 Answer

21 votes
21 votes

Answer:

b

Step-by-step explanation:

also the letters are out of order

User Wolf
by
2.3k points