Question 3 1 pts 0 - 3 3. c = c=1 5 2 3 4 2 1 2 3 which is a list of all of the subscripts that contain the value 2. 2 C(1,2), C(2,3), C(2,2), (3,2) C(1,4), C(2,3), (3,1), C(3,4) C(2,1), C(2,2), C(2,3), C(2.4) C(1,4), C(2,3), (3,2), (3,4) Question 4 1 pts What is the result of: y=ones (3); O [1 0 0;0 1 0; 0 0 1] O [111; 111; 111] O [001; 0 1 0;100] O [111; 0 0 0;0 0 0]