Select the correct interpretation of the intercept of this regression line.

y^ = 118.910 - 0.905

a.
if the unit weight is 118.910 pcf, the predicted porosity will be 0%.

b.
if the porosity if 0%, the predicted unit weight will be 118.910 pcf.

c.
if the unit weight is 0 pcf, the predicted porosity will be 118.910%.

d.
if the unit weight is 0 pcf, the porosity will be 118.910%.