Dai Executes a Will and Provides Copies to All Her

Multiple Choice

Dai executes a will and provides copies to all her children.Later,she prepares a different will and destroys the first original will,but not the copies.Has the original will been canceled?

A) No,since the copies still exist.
B) Yes,even though copies exist,Dai destroyed the original.
C) No,since delivering the copies prevents Dai from later changing her will.
D) Yes,since the last will is always the one probated.