Identify the Variable Identify the Variable Under Consideration in the Fourth Column

Identify the variable.
-The following table gives the top five movies at the box office this week. $\begin{array}{l|l|l|l|l}\text { Rank } & \text { Last week } & \text { Movie title } & \text { Studio } & \text { Box office sales (\$ millions) } \\\hline 1 & \text { N/A } & \text { Pirate Adventure } & \text { Movie Giant } & 35.2 \\2 & 2 & \text { Secret Agent Files } & \text { G.M.G. } & 19.5 \\3 & 1 & \text { Epic Super Hero Team } & \text { 21st Century } & 14.3 \\4 & 5 & \text { Reptile Ride } & \text { Movie Giant } & 10.1 \\5 & 4 & \text { Must Love Cats } & \text { Dreamboat } & 9.9\end{array}$

Identify the variable under consideration in the fourth column?

A) movie title
B) studio name
C) box office sales
D) rank