Is time a qualitative or quantitative variable?

Classify each variable as qualitative or quantitative.

a.Marital status of nurses in a hospital.

b. Time it takes to run a marathon.

c. Weights of lobsters in a tank in a restaurant.

d.Colors of automobiles in a shopping center parking lot.

e.Ounces of ice cream in a large milkshake.

f. Capacity of the NFL football stadiums.

g.Ages of people living in a personal care home