[单选题]
What is the parallax angle for Proxz:vv*.pj8 ke wima Centauri, which i-xv ys*e )9bzh6q+qe js Earth's nearest star at 4.3 ly? 6q-beeh yvsj+9*qz) x
A. $1.2 \times 10^{-14} \; degrees$
B. $2.1 \times 10^{-4} \; degrees$
C. $1.2 \times 10^{-7} \; degrees$
D. $2.1 \times 10^{-7} \; degrees$
