Which One of the Following Statements Is NOT Correct

Which one of the following statements is NOT correct?

A) Carbon-10 is unstable because it has too few neutrons.
B) All nuclides with Z > 83 decay into nuclides with smaller Z values.
C) Generally,the number of neutrons in a nuclide is equal to or less than the atomic number.
D) As the atomic number increases,the ratio of neutrons to protons in a nuclide increases.
E) It is very unusual to find a nuclide with an odd number of protons and an odd number of neutrons.