Five years ago, Xie conveyed Blackacre to Singh by a special warranty deed. Singh then sold Blackacre to Cassidy, giving her a quitclaim deed. After several months, Cassidy transferred Blackacre to Teal by general warranty deed. Teal has recently learned that Xie's predecessor had granted an easement to a neighbor, Ryan, to cross the back ten feet of Blackacre to access Ryan's garage. Which of the following is correct? SELECT ONLY ONE BELOW.

• Cassidy is liable for the encumbrance.
• Xie is liable for the encumbrance.
• Neither Xie, Singh, nor Cassidy is liable for the encumbrance.
• Singh is liable for the encumbrance.