Choose the word that means 'a person who studies the stars and planets'.
A
Astrologer
B
Astronomer
C
Geologist
D
Biologist
Correct Answer: Option B — Astronomer
Explanation:
An 'Astronomer' is a scientist who studies celestial objects such as stars and planets, distinct from an 'Astrologer', who studies the supposed influence of stars on human affairs.