The CHGVAR command can also be used for all but which type of data conversion?

A$)$ Convert a numeric value to a character value and store the result in a character variable

Convert a character value to a numeric value and store the result in a decimal, integer, or unsigned integer variable

Convert a character value to a numeric value and store the result as a decimal, integer, or unsigned integer variable

Convert a logical value to a character value and store the result in a character variable