Answer:
Option C.
Explanation:
Truth value of the statement " the number is an integer" is True.
Truth value of the statement " The number is an integer, and a rational number" is also True.
Conjunction of two true statements says" If the two statement are true then the truth value of the conjunction will be true."
All integers are rational number therefore, the truth value of the conditional statement will be true.
Therefore, Option C will be the answer.