For walls, columns and vertical faces of all structural members, the form work is generally removed after __________

For walls, columns and vertical faces of all structural members, the f

1.	For walls, columns and vertical faces of all structural members, the form work is generally removed after __________
A.	24 to 48 hours
B.	3 days
C.	7 days
D.	14 days
Answer» B. 3 days