Please choose any true statements concerning levels and types of measurements.There may be more than one correct answer.

Group of answer choices

A. Nominal levels of measurement are always quantitative.

B. The difference between interval and ratio levels of measurement is that ratio levels have a natural zero.

C. The difference between interval and ratio levels of measurement is that interval levels have a natural zero.

D. Ordinal data is always categorical.

E. Ratio level data is always quantitative.