Gamma Rays Are Photons with Very High Energy $7.7 \times 10 ^ { - 13 } \mathrm {~J}$

Multiple Choice

Gamma rays are photons with very high energy. What is the wavelength of a gamma-ray photon with energy $7.7 \times 10 ^ { - 13 } \mathrm {~J}$ ? $\left( c = 3.0 \times 10 ^ { 8 } \mathrm {~m} / \mathrm { s } , h = 6.626 \times 10 ^ { - 34 } \mathrm {~J} \cdot \mathrm { s } \right)$

A) $2.6 \times 10 ^ { - 13 } \mathrm {~m}$
B) $3.5 \times 10 ^ { - 13 } \mathrm {~m}$
C) $3.9 \times 10 ^ { - 13 } \mathrm {~m}$
D) $3.1 \times 10 ^ { - 13 } \mathrm {~m}$