Study the picture carefully, and then write the length by using ruler in cm
[a] The pencil is about cm long.
[b] The label A is about cm long.
[c] The label B is about cm long.
[d] The length of the two labels is cm.
[e] Label is the longest. (Enter “A” or “B”.)
[f] The total length of the two labels and pencil is cm.