a hospital concerned about the rising number of low birth weight babies collected data from 300 births over a five year time span. They recorded the mothers prepregnancy weight in kg and the level of prenatal care recorded as (none,minimal adequate). which of the following statements best describes the types of the two variables: mothers pregnancy weight in kg and the level of prenatal care recorded as (none, minimal, adequate).

• mother's prepregnancy weight in kg is a quantitative variable and level of pre- natal care is a quantitative variable
• mother's prepregnancy weight in kg is a quantitative variable and level of pre- natal care is an ordinal categorical variable
• mother's prepregnancy weight in kg is a quantitative variable and level of pre- natal care is a nominal categorical variable
• mother's prepregnancy weight in kg is an ordinal categorical variable and level of prenatal care is a nominal categorical variable