The power-law transformation is given as: s = crᵞ, c and ᵞ are positive constants, and r is the gray-level of image before processing and s after processing. What happens if we increase the gamma value from 0.3 to 0.7?

• A. The contrast increases and the detail increases
• B. The contrast decreases and the detail decreases
• C. The contrast increases and the detail decreases
• D. The contrast decreases and the detail increases