(d) Which statement below is an example of a ratio scale variable? A. A ratio scale variable is an equal-interval variable that has an absolute zero point, meaning that the value of zero on the variable indicates a complete absence of the variable. An example of a ratio scale variable is the number of siblings a person has. B. A ratio scale variable is an equal-interval variable that has an absolute zero point, meaning that the individual did not participate in the given survey. An example of a ratio scale variable is the number of siblings a person has. C. A ratio scale variable is a rank-order variable that has an absolute zero point, meaning that the value of zero on the variable indicates a complete absence of the variable. An example of a ratio scale variable is the number of pets a person has. D. A ratio scale variable is an equal-interval variable that has an absolute zero point, meaning that the value of zero on the variable indicates a complete absence of the variable. An example of a ratio scale variable is temperature in degrees Celsius