The mass spectrum of a compound shows peaks at m/z = 27 (71%), 29 (100%), 108 (94.7%), and 110 (91.5%). Provide the name of the compound.

• A. 1,2-dichloroethane
• B. bromoethane
• C. 2-fluoroethanol
• D. 1-bromo-2-chloropropane

Answer: (B)