What type of number is $-0 . \overline{12}$ ?
Choose all answers that apply.
A Whole number
B Integer
c Rational
D Irrational

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Answer

The type of number $-0 . \overline{12}$ is $\boxed{\text{Rational}}$.

Steps

Step 1 ：The number $-0 . \overline{12}$ is a negative decimal number with a repeating decimal part.

Step 2 ：This means it can be expressed as a fraction, which makes it a rational number.

Step 3 ：It is not a whole number or an integer because it is not a whole number.

Step 4 ：It is also not an irrational number because it can be expressed as a fraction.

Step 5 ：The type of number $-0 . \overline{12}$ is $\boxed{\text{Rational}}$.