A Large Record Company Reported the Following Sales Figures for Various

Multiple Choice

A large record company reported the following sales figures for various music media last year. $$\begin{array} { l | l } \text { Media } & \text { Sales (\$ millions) } \\\hline \text { CD } & 1477.3 \\\text { CD single } & 1.8 \\\text { MP3 } & 65.9 \\\text { Vinyl } & 2.6 \\\text { Music video } & 531.4 \\\text { Mini Disc } & 0.3 \\\text { DVD } & 108.2 \\\text { Cassette } & 3.4\end{array}$$ Identify the variable under consideration in the second column?

A) CD single
B) $ millions
C) media
D) sales