Question

please answer this question it's urgent and who answer I will him or her brainlist ​

Answer 1

Answer:

I think the first two are no

And next all are yes

Answer 2

Answer: in few yes {check explanation}

Explanation: 1.not  useful          2.useful

                    3.useful                 4.not-useful

                      5.useful             6.not-useful

                       6.not-useful     7.useful

I DON'T KNOW WHEATHER THEY ARE CORRECT OR NOT BUT I HAVE TRIED MY BEST hope they are correct

plz mark me brainalist.