The Inverse Fourier transform of the signal 2πδ(ω) + πδ(ω-4π) + πδ(ω+4π) is ______________

• A. 2π(1 – cos 4πt)
• B. π (1 – cos 4πt)
• C. 1 + cos 4πt
• D. 2 π (1 + cos 4πt)