The vernier scale used for measurement has a positive zero error of 0.2 mm. If while taking a measurement it was noted that 0 on the vernier scale lies between 8.5 cm and 8.6 cm. Vernier coincidence is 6, then the correct value of measurement is cm.\\
(least count=0.01 cm)\\
(1) 8.36 cm\\
(2) 8.54 cm\\
(3) 8.58 cm\\
(4) 8.56 cm