In a specially designed vernier calipers, 10 divisions of the vernier scale are equal to 4 divisions of the main scale. In the following figure, the zero error and a measurement are shown. In the zero error, the 5^(th) and the 10^(th) divisions of the vernier coincides with 1 mm and 3 mm mark on the main scale respectively and in the measurement, the 2^(nd) and the 7^(th) divisions of the vernier scale coincide with the 23 mm and 25 mm mark on the main scale respectively as shown in the figure. Report the length measured with due regards to the error.

Options

A. `(21.2pm0.2)mm`
B. `(23.2pm0.2)mm`
C. `(23.8pm0.4)mm`
D. `(23.4pm0.6)mm`

Answer

A, B, C, D