Question

when is the summer soltice?
june 20th or 21st
september 21st or 22nd
march 20th or 21st
december 21st or 22nd

Explanation:

The summer solstice in the Northern Hemisphere occurs around June 20th or 21st, marking the longest day of the year. September 21st/22nd is the autumn equinox, March 20th/21st is the spring equinox, and December 21st/22nd is the winter solstice.

Answer:

A. June 20th or 21st