Question
Fill in the blanks.
43, 48, 53, (a) _____ , (b) _____ , 68, 73
2 m
(a)

Click button first when a symbol is required. X

(b)

Click button first when a symbol is required. X

Fill in the blanks.
43, 48, 53, (a) _____ , (b) _____ , 68, 73