How Long Does It Take Light to Travel $1.0 \mathrm {~m}$

Multiple Choice

How long does it take light to travel $1.0 \mathrm {~m}$ ? $\left( c = 3.0 \times 10 ^ { 8 } \mathrm {~m} / \mathrm { s } \right)$

A) $3.3 \mathrm {~ns}$
B) $3.3 \mathrm {~s}$
C) $3.3 \mathrm {~ms}$
D) $3.3 \mu \mathrm { s }$