The opening parenthesis should immediately follow the macro name

There should be at least one blank between the macro name and the opening parenthesis

There should be only one blank between the macro name and the opening parenthesis

All the above comments are correct

a C compiler

an inter-active debugger

a C interpreter

a tool for analysing a C program

1

2

3

4

C code beautifying tool

C interpreter

C compiler

none of the above

Fixed length storage structure

Variable length storage with fixed maximum

Linked list storage

Relocatable structure