The transuranium synthesis process involves creating a transuranium element through the transmutation of a lighter element. So, the answer would be the C the transmutation of a lighter element. Transuranium elements are the elements with atomic numbers greater than 92. All of these elements are unstable and decay radioactively into other elements.
Kelvin. Kelvin is the scientific term used in temperature senses, and was created so everybody around the world would have the same measurements and not get confused about whether it was Fahrenheit or Celsius.