Im sad :( i asked a question for 80 points but nobody answered it and i dont get points back.
by the time someone answers it, i already did the work

:(

Which challenges do countries face in limiting the spread of communicable diseases? check all that apply. 1. lack of vaccinations 2. lack of healthy food available 3. increase of worldwide travel 4. decrease of available clean water 5. increase in migration of infected animals

Subjective observations are not used under diagnosis, but objective observations are. true or false

Which is not an effect of aging? secondary sex characteristics appear bones shrink and become more brittle skin becomes drier and less elastic hearing and vision become less sharp