Answer:
2. it can identify people who have been in contact with an infected person
you chooses right
If u mean data storage then glass could be one
You have to answer that yourself
B) protein
C) fat
F) carbohydrates
The answer is, “Complementary medicine is treatments that are used along with standard medical treatments but are not considered to be standard treatments. One example is using acupuncture to help lessen some side effects of cancer treatment. Alternative medicine is treatments that are used instead of standard medical treatments.”