It can be inferred from the news item that______.A．people must spend a lot to do the blood

It can be inferred from the news item that______.

A．people must spend a lot to do the blood test

B．people can do the blood test for free

C．people can afford to do the blood test

D．people can"t have an access to the blood test

请帮忙给出正确答案和分析，谢谢！