The correct sequence of the earth’s location on its orbit around the sun is
(a) autumnal equinox, vernal equinox, summer solstice, winter solstice
(b) vernal equinox, summer solstice, autumnal equinox, winter solstice
(c) summer solstice, vernal equinox, winter solstice, autumnal equinox
(d) winter solstice, summer solstice, autumnal equinox, vernal equinox