Which of the safety rules written on the board is/are Incorrect?
A1 and 3 only
B4 only
C2 and 4 only
D1, 2 and 3 only
Which of the safety rules written on the board is/are Incorrect?
A1 and 3 only
B4 only
C2 and 4 only
D1, 2 and 3 only