12. A physician on your staff asked you to help her collect information on the effects of drinking alcohol during pregnancy and the birth weight of babies. You were asked to collect the following information. [Note that the Apgar score is a standardized score of 0 to 10 that measures an infant's health after delivery. The score measures five aspects of health. The infant receives a score of 0, 1, or 2 for each aspect.] Did the mother drink alcohol during pregnancy? (yes or no) Birth weight of the baby Apgar score at one minute Apgar score at five minutes The scales of these variables would be: a. Nominal, ordinal, interval, ratio b. Nominal, ratio, ordinal, ordinal c. Ordinal, nominal, ratio, interval d. Ratio, ordinal, interval, nominal