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. $$\begin{array} { l l l l } \text { general term } & \text { common difference } & \text { finite sequence } & \text { common ratio } \\\text { Pascal's triangle } & \text { infinite sequence } & \text { factorial of } \mathbf { n } & \text { series } \\\text { geometric sequence } & \text { arithmetic sequence } & &\end{array}$$
-The nth term of a sequence an is called the -----------

A) general term
B) factorial of n
C) common difference
D) common ratio