Q. Consider the following part of spectra
1. visible
2. infrared
3. ultraviolet
4. microwave
Which of the following is the correct sequance in which the wavelengths increase ?

• (A) 4 - 3 - 1 - 2
• (B) 4 - 1 - 2 - 3
• (C) 3 - 2 - 1 - 4
• (D) 3 - 1 - 2 - 4