Match the columns.
| Instruments | Their Function | ||
| i. | Voltmeter | a. | An instrument that measures the magnitude of the current |
| ii. | Ammeter | b. | An instrument that measures voltage |
| iii. | Galvanometer | c. | An instrument that measures resistance |
| iv. | Ohmmeter | d. | An instrument that measures the direction and the magnitude of the current |
1
i - a, ii - c, iii - b, iv - d
2
i - b, ii - a, iii - d, iv - c
3
i - b, ii - a, iii - c, iv - d
4
i - a, ii - b, iii - c, iv - d