Question

Could someone check this pls? (pic below) Proving coplanar points.

Answer 1

Ive googled tons of definitions to try and help get my answer. But all of them seemed very vague. It might be B or C. ?

Answer 2

http://www.mathopenref.com/coplanar.html
check this ...

Answer 3

it is B

Answer 4

Ive already read that definition lol, thx.

Answer 5

you must remember below two postulates :-
1) through 2 points, exactly one line goes
2) through 3 noncollinear points, exactly one plane goes