A and C are incorrect because they are not complete transfer of valence electrons. Ionic bonds best to form a neutral molecule
I think the answer would be medium
D because i looked it up lol
Answer:

Explanation:
Hello,
In this case, the undergoing chemical reaction is:

In such a way, as 7.38 moles of potassium chloride are decomposed, the resulting grams of oxygen are computed considering a 2 to 3 molar relationship in the chemical reaction:

Best regards.