Read the following context and choose the best option to answer the question.
Context: The house smirks and goads me on to tackle the green cave . Painstakingly I rub down and smooth the tired , faded , parched wood , then , finally dip my pad for the first time into the brown liquid that smells of artists ' studios and craftsman 's workshops . I take a deep breath .
Question: What is the brown liquid ?
Options: 
A. Liquid bandage
B. Stain or a gloss or paint with Linseed oil in it .
C. None of the above choices .
D. Glue


B