C$.$ Chart: Number of Leaves and Average Leaf Area $($cm$^2).$ ZyBooks $1\mathrm{.}2,1,3,1\mathrm{.}5$

c$1.$ Are these quantitative or qualitative variables?

c$2.$ What chart would you use to present this data? Explain.

c$3.$ What would be your x$-$ and y$-$axis label names?