Atmosphere Unit Test i need the right answer

Question

The graph shows altitude and atmospheric pressure.


Altitude
(feet) Air Pressure
(pounds per square inch)
sea level 14.7
10,000 10.2
20,000 6.4
30,000 4.3
40,000 2.7
50,000 1.6

In which layer of the atmosphere is air pressure the lowest?

(1 point)
Responses

the troposphere
the troposphere

the stratosphere
the stratosphere

the thermosphere
the thermosphere

the mesosphere
the mesosphere
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Answer 1

the mesosphere

Answer 2

is that right

Answer 3

No, the correct answer is: the thermosphere