The Rest-Energy of the Z⁰ Boson Is 96 GeV $\Delta E \Delta t = \hbar / 2$

Multiple Choice

The rest-energy of the Z⁰ boson is 96 GeV.Using this information,find the maximum length of time a virtual Z⁰ can exist,in accordance with the uncertainty principle $\Delta E \Delta t = \hbar / 2$ .(1 eV = 1.6 *10^-19 J. )

A) 3.4 *10^-27 s
B) 7.5 *10^-30 s
C) 2.4 *10^-24 s
D) 1.9 *10^-21 s
E) 6.3 * 10^-5 s