Radioactive iodine-131 preferentially accumulates and causes cancer in which part of the human body?
a. liver
b. thyroid
c. stomach
d. hippocampus

Atch each muscle name with its corresponding feature. internal rectus biceps abductor number of origins action location fiber direction

So i have a lot of answers answered but it says i still need to answer more questions. why is it doing that? how many questions need to be answered?

Most of the world's booming population growth is occurring in countries that arenot highly industrialized. the high birthrates in these countries often result inlower standards of living. which of the following would be the best solution tothis global economic problem? o a. encouraging developing countries to participate in global tradeob. creating an international seed bank to protect biodiversityoc. forming strict regulations on greenhouse gas emissionso d. establishing international agreements to prevent overfishingis it a b c d