What is the area of the region in the complex plane defined by ∣z∣≤2|z| \le 2∣z∣≤2 and 0≤arg(z)≤π/20 \le \text{arg}(z) \le \pi/20≤arg(z)≤π/2?
π\piπ
2π2\pi2π
4π4\pi4π
π/2\pi/2π/2