Fill in the Blank with One of the Words or Phrases

Multiple Choice

Fill in the blank with one of the words or phrases listed below.

-In the notation $\sqrt [ n ] { a } , n$ is called the ـــــــــــand $\mathrm { a }$ is called theــــــــــــــــــــــــ

A) index; radicand
B) conjugate; radicand
C) radicand; index
D) index; conjugate