Answer:
A. the set of all rational numbers and the set of all real numbers
Step-by-step explanation:
The given number -1/2 is a rational number and so a real number , Option A is the right answer.
The real numbers that can be expressed in the form of p/q , where q is not equal to zero are called Rational Numbers.
The real numbers consists of rational and irrational numbers.
the given number -1/2 is a rational number , which is in both real and rational numbers , but not in integers , not in natural numbers.
Therefore Option A is the correct answer.
To know more about Rational Numbers
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