Respuesta :

haltefe

Answer:

About 10-15 years

Explanation:

This is a very complex process, they have to take time and money to develop. They have to think thoroughly about how this will actually cure or lessen disease or their situation and make sure it is beneficial to the customer or user's needs.

Hope this Helps!

keiranate009

Answer:

For most diseases, developing a vaccine can take more than 10 years.

Explanation: