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Vernal Equinox occurs on ________.
A) April 21
B) June 21
C) September 22
D) December 21

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Answer
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Hint:
The vernal equinox, two minutes in a year when the Sun is actually over the Equator. The day and night are of an equivalent length; likewise, both of the two focuses in the sky where the ecliptic (the Sun's yearly pathway) and the heavenly equator meet.

Complete Answer:
In the Northern Hemisphere, the vernal equinox falls about March 20 or 21, as the Sun crosses the divine equator going north. In the Southern Hemisphere, the equinox happens on September 22 or 23, when the Sun moves south over the heavenly equator. As per the galactic meaning of the seasons, the vernal equinox additionally denotes the start of spring, which goes on until the late spring solstice.
In the northern half of the globe, the vernal equinox (March) expectedly denotes the start of spring in many societies and is viewed as the beginning of the New Year in the Assyrian schedule, Hindu, and the Persian or Iranian calendars, while the pre-winter equinox (September) denotes the start of autumn. Ancient Greek schedules excessively had the start of the year either at the harvest time or vernal equinox and some at solstices. The Antikythera instrument predicts the equinoxes and solstices.

Thus, option (C) is correct.

Note:
The equinoxes are now and again viewed as the beginning of spring and harvest time. Various customary gathering celebrations are praised on the date of the equinoxes.