A weather balloon has an absolute-pressure sensor attached. On the ground, the sensor reads Pₐ = 1.01 × 10⁵ Pa. At a height of h = 957 m, the sensor reads Pₑ = 8.82 × 10⁴ Pa. What is the atmospheric pressure at that height?
a) 9.23 × 10⁴ Pa
b) 9.67 × 10⁴ Pa
c) 8.45 × 10⁴ Pa
d) 8.99 × 10⁴ Pa