Question

in which layer is the temperature the lowest?
a. the inner core
b. the lower mantle
c. the crust
d. the outer core

Explanation:

The Earth's layers have different temperature characteristics. The inner core is extremely hot due to high - pressure and radioactive decay. The outer core is also very hot. The lower mantle has high temperatures as well. The crust, being the outermost layer, is relatively cooler compared to the inner layers.

Answer:

C. The crust