Correct Answer:
Option C - In India, the equinox occurs every year on 21 March and 23 September. A solar equinox is a moment in time when the Sun is directly above the Earth’s equator and day and night are equal. The spring equinox occurs on March 21, marking the beginning of spring. The autumnal equinox occurs on September 23, marking the beginning of the autumn season.
C. In India, the equinox occurs every year on 21 March and 23 September. A solar equinox is a moment in time when the Sun is directly above the Earth’s equator and day and night are equal. The spring equinox occurs on March 21, marking the beginning of spring. The autumnal equinox occurs on September 23, marking the beginning of the autumn season.