Answer:
Sometimes yes, sometimes you can do it yourself
Explanation:
Installing a Nest thermostat can be done yourself without an electrician in most cases. Nest thermostats are designed to work in homes without a common (“C”) wire. However, there are rare cases a C wire or other power-supply accessory may be required. An electrician is recommended in these rare cases.
Answer:
Data is the correct answer
Soporte ,Protección, Movimiento, Homeostasis mineral ,<span>Producción de células sanguíneas</span><span />