B. Charle's because it is showing possession
The conjunction would be c. and
and is a connecting conjunction of two ideas in the same sentence
Explanation:
A vaccine is a substance that helps protect against certain diseases. Vaccines contain a dead or weakened version of a microbe. It helps your immune system recognize and destroy the living microbe during a future infection.
Answer:
Kindness is the quality of being friendly, generous, and considerate. Being part of a team takes being able to work with people you are not accustomed to. Teamwork is important because it improves efficiency, it encourages diversity of thought, and teamwork encourages accountability.
Explanation:
Hope this helps.
Please mark as brainliest.