What Do the Structures of Stonehenge,the Templo Mayor,and the Sun

Multiple Choice

What do the structures of Stonehenge,the Templo Mayor,and the Sun Dagger all have in common?

A) They were all places used for religious sacrifice.
B) They were all built on the orders of ancient Mediterranean kings.
C) They all can be used as lunar calendars.
D) They were all used by ancient peoples for astronomical observations.
E) all of the above