Is the underlined word in this sentence a common or proper noun?

Thomas Stevens rode his bicycle around the world about 100 years ago.

the underlined word is bicycle

A. proper B. common

Question

Is the underlined word in this sentence a common or proper noun? 

Thomas Stevens rode his bicycle around the world about 100 years ago.

the underlined word is bicycle 

A. proper B. common

anonymous · Answer

Well, is it referring to one SPECIFIC bicycle, or just a bicycle?

anonymous · Answer

so is it a or b ?

anonymous · Answer

Proper nouns refer to one specific thing, usually with a name, while common nouns refer to general things.
Proper nouns are also usually capitalized.

clobber02 · Answer

this is in the math section it should not be in math