Question
Fill in the blanks.
113, 118, (a) _____, 128 , (b) _____ , 138, 143
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.
113, 118, (a) _____, 128 , (b) _____ , 138, 143