(c) With the aid of diagrams explain the relative positions of sun, earth, and moon at the times of lunar and solar eclipses and at the times of New, First Quarter, Full, and Last Quarter phases of the moon.
(With the aid of diagrams; explain; the relative positions of sun, earth, and moon; L:at the times of lunar and solar eclipses and at the times of) (New; [is]; First Quarter)
With the aid of diagrams New
explain [is]
the relative positions of sun, earth, and moon L:at the times of lunar and solar eclipses and at the times of
First Quarter