HISTORY QUESTIONS PLEASE HELP!!!!!

which of the following contributed to the failure of San Miguel de Gualdape, the first Spanish settlement in south Carolina?(1 point)
A. the Waccamaw River was not a safe place to settle.
B. Too few slaves were brought from Santo Domingo.
C. The Spanish settlers did not bring enough food.
D. Hernando de Soto captured American Indians and forced them into slavery.

why did diseases such as smallpox affect American Indians more than Europeans?
A. Europeans had been vaccinated against the diseases.
B. Europeans had greater access to medicine in the new world.
C. The American Indians had no prior exposure to the diseases to spread.

3 answers

And your answers are?
I had to post it again cause I messed up the last few answers
The second one is: they had no exposure to any prior disease. Idk the first one