What's that data type?

Up until now, you have been determining what data type a variable is just by looks. There is actually a better way to check this.

class $($my$\_$var$)$

This will return the data type $($or class$)$ of whatever variable you pass in$.$

The variables a $,$ b $,$ and c have already been defined for you. You can type $)$ in the console at any time to "list" the variables currently available to you. Use the console, and class$()$ to decide which statement below is correct.

Instructions

$50P$

Possible answers

a is a numeric, b is a character, $c$ is a logical

a is a logical$,$ b is a numeric, c is a character

a is a numeric, b is a numeric, $c$ is a logical

a is a character, b is a character, $c$ is a numeric