What primarily makes it difficult to observe protostars?
A) They occur in dusty regions.
B) They have low luminosities.
C) They do not shine at any wavelength until they become T Tauri stars.
D) The star formation process happens so quickly.
E) They are too small to be seen.

Question

Quizplus · Accepted Answer

Protostars are primarily difficult to observe because they are embedded in dense clouds of gas and dust, which obscure them from view in visible light.

What Primarily Makes It Difficult to Observe Protostars