What does the matrix setup look like for an NN with 3 inputs, 2 hidden inputs, and 1 output?
a) (3 x 1) -> (3 x 2) -> (2 x 1)
b) (1 x 3) -> (2 x 3) -> (1 x 2)
c) (3 x 2) -> (2 x 1) -> (1 x 3)
d) (2 x 3) -> (3 x 1) -> (1 x 2)