How did Zachary Taylor dismay both southern Democrats and Whigs?

How did Zachary Taylor dismay both southern Democrats and Whigs?
 
  A) He believed that states and territories should be able to decide for themselves whether to have slavery or not but questioned whether slavery would be viable in the Southwest.
  B) He argued that proponents and opponents of slavery should square in a series of duals.
  C) He stated that the military should patrol the Southwest and prevent any radical supporters or opponents of slavery from entering.
  D) He recommended that the federal government abolish slavery and compensate slave owners by paying them 4,000 per slave.
  E) He insisted that slavery be allowed, but that slave states should educate and train slaves for eventual freedom.