The answer is (B).
Hope this helps :).
The answer is P
You can count how many electrons in the picture
Or you can search for the one who has 3 electrons in the outer shell
It is b or a check with someone else
Giant covalent substances have many atoms joined together by covalent bonds. Diamond, graphite and graphene are forms of carbon with different giant covalent structures.
Giant molecular are structure such as graphite or diamond. All bonds are through covalent. They have the same bond throughout the structure without changing.