3.若分式$\frac{{x}^{2}-4}{x-2}$=0,则x的值是( )
0 294661 294669 294675 294679 294685 294687 294691 294697 294699 294705 294711 294715 294717 294721 294727 294729 294735 294739 294741 294745 294747 294751 294753 294755 294756 294757 294759 294760 294761 294763 294765 294769 294771 294775 294777 294781 294787 294789 294795 294799 294801 294805 294811 294817 294819 294825 294829 294831 294837 294841 294847 294855 366461
| A. | ±2 | B. | 2 | C. | -2 | D. | 0 |