A series is given with one term missing. Select the correct alternative from the given ones that will complete the series.
72, 65.7, ? 53.1, 46.8
59.4
60.4
59.3
60.3
A.
72→-6.3 65.7 →-6.3 59.4 →-6.3 53.1 →-6.3 46.8
