English work someone plz help me

You are moving out of town and you are planning to sell your recently bought bicycle. draft a classified advertisement including the description of the bicycle, cost and other necessary details. about 50 words.

The author’s purpose for including this in the introduction is

Gilman's the yellow wallpaper expresses the idea that doctors in the 19th century did not take into account the opinions and needs of mentally ill patients when treating them which line from they story best supports this theme