input: 
  def element_wise_product(A, B):
      """Take two matrices, A and B, and produce a matrix C where each element is the product of the corresponding elements of A and B.
      >>> element_wise_product([[3, 4], [1, 2]], [[7, 5], [0, 1]])
      [[21, 20], [0, 2]]
      """
      if len(A) != len(B) or len(A[0]) != len(B[0]):
          return "Matrices must be of the same dimension"
  
      C = []
      for i in range(len(A)):
          row = []
          for j in range(len(A[0])):
              row.append(A[i][j] * B[i][j])
          C.append(row)
  
      return C
  
output:     return C