Questions 2 for economic

Technician a says after tire service work tires and wheels must be in a state of static and dynamic balance in order to avoid vibration in service. technician b says tires and wheels are balanced at the factory and do not need further balancing. who is correct?

Maynard jackson to oversee significant growth during his time as atlanta's mayor. which of these important public works projects was maynard jackson not responsible for during his time as atlanta's mayor?

Can someone ! who is the intended audience for cortés—general description of tenochtitlán i need to fill out a hap-p chart pleaaasse