[单选题]
A fast spaceship is traveling with a speed of 0.80c. How fast would lighgq98r)ml f(o ot traveo 8fgom9q(lr )z rgy-nub rpk5-2(6(q t 3twzml from the headlights of the ship relative to a stationary observer?-nmz(ru- w2kt 6b35yr(tpqzg
A. $0.20 \; c$
B. $0.80 \; c$
C. $1.0 \; c$
D. $1.8 \; c$
