I would go with A.
It is definitely not length because that has nothing to do with it, the subject shouldn't affect formal or informal text. Quality is the closest but I think it is incorrect because a story that is written informally can have high quality.
Answer:
Well, Your best choice is B. Because, it can not land on any others head or foot .But as head is very sincere organ it naturally is not hurted. So, Most likely the answer is B.
Good Luck!!~
By Itsbrazts
Answer:
NO
Explanation:
if you know if that may cause death to humans.... how do you know if animals suffer? experiment on animals not just cause death for them but may change the ecosystem if scientist keep doing that.
hope it helps you.... :)
's is owner ship. example: thats is alice's book.