Considering the following Python codes, choose the correct dependent variable$($s$)$ and independent variable$($s$).$

import statsmodels.formula.api as smf

model $=$ smf$.$ols$($formula$=$'satisfaction $$ time $+$ quality', data$=$services$)$

model.fit$()$

The dependent variable is satisfaction, and the independent variables are time and quality.

The dependent variables are time and quality, and the independent is satisfaction.

The dependent variable is time, and the independent variable is quality.

The dependent variable is quality, and the independent variable is time.