Answer:
Option D is correct.
D- A number that cannot be expressed as a fraction, , where p and q are integers
Step-by-step explanation:
Irrational number:
An irrational number can not be expressed as a fraction or ratio of integers, like where p and q are integers
And also it can not be expressed as terminating decimal or repeating decimal
Example of the irrational number is given below.
Therefore option D (A number that cannot be expressed as a fraction, , where p and q are integers) is correct .