I need a, b, c answered and explained

3 2 1 -5 -4 -3 -4 -1 1 2 3 4\\ -1 -3 a. What is the end behavior of the graph? O left -negative, right -negative O left-positive, right -positive O left -positive, right -negative O left-negative, right -positive b. Describe whether it represents and odd-degree or an even-degree polynomial. Oodd O even c. State the number of real zeros: Submit