On a 36-wide wood stairway, a center cutout stringer is required if _____.
a. the tread material is thinner than 1 1/2
b. the riser heights exceed 7
c. the tread material is thinner than 2
d. the riser heights are less than 7
Question 2
All of the following are parts of a balustrade except _____.
a. a baluster
b. a newel post
c. nosing
d. a handrail