Answer :
The answer is A.
B- they do, you can read the warning labels.
C- They are made of harmful chemicals, so they do pose a threat to the environment
D- they help keep away filth and germs in our homes, so they are very useful to humans.
E-this is the same as c.
So the answer is A.
I hope this helps!
B- they do, you can read the warning labels.
C- They are made of harmful chemicals, so they do pose a threat to the environment
D- they help keep away filth and germs in our homes, so they are very useful to humans.
E-this is the same as c.
So the answer is A.
I hope this helps!