How Long Does It Typically Take for a Protostar to Form

question 4

Multiple Choice

How long does it typically take for a protostar to form a 1 M_⨀ star?

• A)3 × 10⁷ years
• B)3 × 10⁵ years
• C)3,000 years
• D)300 years
• E)30 years

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