Respuesta :
Answer:D
Explanation:
All of these are very important when making a vaccine. The cost is vital for funding, the effectiveness is the most important, and the time to create the vaccine is important to lower the risk of the disease.
Answer:D
Explanation:
All of these are very important when making a vaccine. The cost is vital for funding, the effectiveness is the most important, and the time to create the vaccine is important to lower the risk of the disease.