Find the minimum kinetic energy of a proton confined within a nucleus having a diameter of 1.0×10⁻¹⁵ m.

a) 4.8×10⁻¹⁴ J
b) 7.2×10⁻¹⁴ J
c) 9.6×10⁻¹⁴ J
d) 1.2×10⁻¹³ J