The answer is: A. –3, , 5,
.
The explanation is shown below:
1) By definition, the integers include whole numbers, negative numbers and zero.
2) Therefore, keeping this information on mind, you have that:
-3 is a negative number without decimal part, therefore, it is an integer.
3.7 is decimal number, so it is not an integer.
(It is a whole number, therefore, it is an integer).
-7.34 is a decimal number, so it is not an integer.
is an irrational number. It is not an integer.
5 is a whole number, therefore, it is a integer.
(It is a whole number, then, it is an integer).