Martha's Enterprises Spent $3,300 to Purchase Equipment 2 Years Ago

Martha's Enterprises spent $3,300 to purchase equipment 2 years ago.This equipment is currently valued at $2,357 on today's balance sheet but could actually be sold for $2,750.Net working capital is $860 and long-term debt is $1,650.Assuming this equipment is the firm's only fixed asset,what is the book value of shareholders' equity?

A) $1,960
B) $1,800
C) $1,567
D) $2,510
E) $1,633