Which one of the following is it , can be more than 1

Answer this question, only if you know the answer. 30 points and brainliest!

In the following situation, determine whether you are asked to determine the number of permutations or combinations. then do the calculation how many ways are there to pick a starting five from a basketball team of twelve members? a. permutation; ps - 2520 b. combination; 1c, - 792 c. combination: 2cs - 2520 d. permutation; ps - 95040

What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2