True false

4. Regular express [1-5] is the same as [12345].

____5. Regular express [eo$] is to match letter o or letter e at the end of a line.

____6. In a C program with the main function defined as int main(int argc, char argv[][]), the argv parameter is a two-dimensional array of characters.

____7. Statement int * a, b; is to define two pointers a and b.