[单选题]
An electron has a wavelength ora w6p.)/p iels lk7h-efs*7+d,j h:bxx c 3zpf 0.123 nm. What i+4fa )ct4b+ ,ty3a) bp hiydvbs its energy in eV? (This energy h d43ib f +pa yt4yc),bbva+)tis not in the relativistic region.)
A. $20 \; eV$
B. $60 \; eV$
C. $80 \; eV$
D. $100 \; eV$