Identify the accomplishments made by Aristarchus, Euclid, and Herophilus.

A: studied and described
the brain

B: wrote the book
The Elements

C: observed that Earth
rotated on an axis

D:estimated that the sun
was at least 300 times
larger than Earth

E: created geometer proofs
and propositions that
were used by astronomers

F: determined the
significance of
the pulse
Aristarchus
Euclid
Herophilus