Which of the following variation to appear to be of the periodic character and follows a sine curve pattern? Options: A . &nbspDiurnal variation B . &nbspAnnual variation C . &nbspSecular variation D . &nbspIrregular variation

Which of the following variation to appear to be of the periodic character and f

Question

Which of the following variation to appear to be of the periodic character and follows a sine curve pattern?

Options:

A . Diurnal variation

B . Annual variation

C . Secular variation

D . Irregular variation

Answer: Option C
Answer: (c).Secular variation

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