Respuesta :

Answer:

It should be the A (I may be incorrect)

Explanation:

source: https://www.industrial-electronics.com/Electricity-Refrigeration-Heating-Air-Conditioning_5b.html

find with keyword: (cmd f or CTRL f)

Fig 26 Symbols for heating and cooling thermostats: Heating thermostat; opens on temperature rise; Cooling thermostat; closes on temperature rise

hope that helps