The correct answers are A and C.
<u>HI :)</u>
True
<em>Hope</em><em> this</em><em> helps</em><em> </em><em>:</em><em>)</em>
The correct answer is D. A solid has a high to very high melting point, great hardness , and poor electrical conduction, this is a covalent network solid. This is because of the large amount of energy required to break these bonds, the said properties are exhibited by these solids.