Que: How many ways can one choose 20 cookies from 45 different types (assuming there are at least 20 of each type)? a. ⁶⁴C₂₁ * 15 b. ⁶⁴C₂₀ c. ⁴⁴C₂₀ * 2! d. ⁶⁵C₂₂ Answer: ⁶⁴C₂₀