A 50 lb boxer needs three iu/kg of u-100 insulin twice-daily. how much will the owner need to use over 4 weeks? a: 38.18 mL
b: 1.36 mL
c: 84mL
d: 19.09 mL​

18. over time, how do sand dunes tend to migrate? a. perpendicular to the movement of the wind b. in the same direction as the wind blows c. toward the wind d. in random directions