Amanda Purchased a Home for $1,000,000 in 2002 She Paid

Amanda purchased a home for $1,000,000 in 2002 She paid $200,000 cash and borrowed the remaining $800,000.This is Amanda's only residence.Assume that in 2013 when the home had appreciated to $1,500,000 and the remaining mortgage was $600,000,interest rates declined and Amanda refinanced her home.She borrowed $1,000,000 at the time of the refinancing.What is her total amount of qualifying home-related debt for tax purposes?

A) $600,000
B) $700,000
C) $1,000,000
D) $1,100,000