In the movie Groundhog Day, the character played by Bill Murray experiences the same day over and ...

In the movie Groundhog Day, the character played by Bill Murray experiences the same day over and over again. One of the activities he practices each day is playing the piano. By the end of the movie, he is able to play piano expertly.
 
  Someone with anterograde amnesia could do the same, but unlike Bill Murray's character not remember ever practicing. This is because ___ memory is gone, but ___ memory remains intact following hippocampal damage.
  a. declarative; nondeclarative
  b. nondeclarative; declarative
  c. functional; abstract
  d. abstract; functional