[单选题]
A measurement of an e,f d.6u)nklh slectron's (sx):9 +eqw sbp6jk0 z ry)wzrspeed is $2.0 \times 10^6 \; m/s$ and has an uncertainty of 10%. What is the minimum uncertainty in position?
A. $0.29 \; nm$
B. $0.58 \; nm$
C. $0.87 \; nm$
D. $1.2 \; nm$
