I'm thinking its answer choice D. But it might be a good idea to wait and see if someone agrees
C. Color
Intensive properties include color, temperature, density, and solubility.
The energy output object that works with the turbine is the alternator (generator)
Sulfur has the same amount, like all the other elements in group 16, has six valence electrons.
Cl-35 occurs in greater abundance.
The <em>weighted atomic mass</em> lies <em>closer to 35 u</em> than to 37 u, so the Cl-35 isotope must be more abundant.