Q: Which one of the following is the correct sequence of layers as we move from the Earth's surface upwards?
(a)Troposphere, Stratosphere, Thermosphere, Mesosphere
(b)Troposphere, Stratosphere, Mesosphere, Thermosphere
(c)Thermosphere, Mesosphere, Stratosphere, Troposphere
(d)Stratosphere, Mesosphere, Troposphere, Thermosphere
Correct Answer: (b)