It is something people can cultivate through behavior.
The vaccines that are required by law, according to the Childhood Vaccine Injury Act of 1986 are:
1. Diptheria, Pertussis and Tetanus Vaccine (DTP, DTap, DT, TT or Td)
2. Measles, Mumps and Rubella Vaccine (MMR)
3. Chickenpox Vaccine (Varicella)
4. Rotavirus and Pneumococcal Conjugate Vaccines
5. Haemophilus Influenzae type b Vaccine (Hib)
I think they say that because most younger teens havent been driving as long as older people. And some might text and drive, or not pay attenntion. But i disagree because i have seeen how older people drive and it scares me...
July 4th 1776 was United States Independence Day.
El 4 de julio de 1776 fue el Día de la Independencia de los Estados Unidos.