which describes the substances that form covalent bonds?\n a metal and a metalloid\n a metal and a…

which describes the substances that form covalent bonds?\n a metal and a metalloid\n a metal and a nonmetal\n two nonmetals\n two metals
Answer
Brief Explanations:
Covalent bonds form when non - metals share electrons. Metals form ionic bonds with non - metals or metallic bonds with other metals. Metalloids have properties in between metals and non - metals but covalent bonds are characteristic of non - metal combinations.
Answer:
C. two nonmetals