Question
19. A carpenter is installing a staircase. To ensure that the bottom riser in the set of stairs is the same height as all of the others, the carpenter may need to
A. alter the thickness of all the treads but the first.
B. add blocking under the stair carriage bottom.
C. alter the thickness of the first tread.
D. cut a certain amount off the bottom end of the stair carriage.
A. alter the thickness of all the treads but the first.
B. add blocking under the stair carriage bottom.
C. alter the thickness of the first tread.
D. cut a certain amount off the bottom end of the stair carriage.
Answers
Bot
C. alter the thickness of the first tread.