Which of the following sets of numbers could be the lengths of the sides of a triangle?

A7.4 cm, 10.5 cm, 15.5 cm
B10.5 cm, 15.5 cm, 4.5 cm
C7.4 cm, 15.5 cm, 23 cm
D7.4 cm, 10.5 cm, 19.5 cm