A common problem with column-based CSS layouts is that a column is really just a(n) ____, and is therefore only as tall as the content it contains.

What kinds of arrays can variable-length argument lists work with?

a) one-dimensional arrays b) multi-dimensional arrays c) All of the above d) None of the above

What is the method header for passing in the variable that holds a reference to an array of Strings?

a) method_name(ref String[] array) b) method_name(String[] ref array) c) method_name(String[]) d) None of the above.