In C+ + the = operator indicates:

equality

assignment

subtraction

negation

The correct answer for the given question is " assignment"

Explanation:

In c+ + = is an assignment operator. The assignment which is used to assign the value to the variable.

For example

int a=9;

The variable a is assign integer value 9

The equality operator are (==) and! = so this option is wrong

Subtraction are arithmetic operator so this option is wrong

The negation operator is (!) so this option is wrong

So the correct answer is assignment.