Answer:
It would have to be passive immunity
Explanation:
Because active immunity develops after being exposed to the pathogen and its not acquired either because its similar to active and it isn't inborn because that comes from your parents
Answer:
Cells are sometimes referred to as "life's atoms" because there the basic units of life. All cells are surrounded by a structure called the cell membrane — which, serves as a clear boundary between the cell's internal and external environments.
I'll say C, Science cannot answer difficult question...let me know.