A user reports that some normally accessible external sites are not responding, but most other sites are responding normally. Which of the following is MOST likely the cause?

What can be used to provide a convenient way to merge the source code from one file with the source code in another file, without having to retype the code?

A. the $append directive B. the #include directive C. the using directive D. the @add directive

The "equal to" operator has a higher precedence number than the "less than" operator in C++.

Answer the following statement true (T) or false (F)