PLEASE ANSWE

Which of the following statements regarding electric insulators is correct?

A. Electric charges move freely in electric insulators.
B. Electric insulators are good heat conductors.
C. Charges within electric insulators do not readily move.
D. Electric insulators have high tensile strength.

Click the button that shows the correct relationship of the electron affinities of the elements sodium and phosphorus. sodium’s electron affinity value is more negative than the electron affinity value of phosphorus. phosphorus’ electron affinity value is more negative than the electron affinity value of sodium. this information cannot be determined using the periodic table. answer is b on e2020.