1.

Carefully observe the figures A and B below and choose the correct option. A. B.

A. Both 'A' and 'B' are periodic changes
B. Both 'A' and ' B ' are non-periodic change
C. 'A' is periodic and 'B' is non-periodic change
D. 'B' is periodic and 'A' is non-periodic change
Answer» C. 'A' is periodic and 'B' is non-periodic change


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