A_SINGLE-MODE_OPTICAL_FIBER_HAS_AN_ATTENUATION_OF_0.3DB/KM_WHEN_OPERATING_AT_WAVELENGTH_OF_1.1‚ÂÀ√≠¬¨‚À´M._THE_FIBER_CORE_DIAMETER_IS_4‚ÂÀ√≠¬¨‚À´MAND_BANDWIDTH_IS_500_MHZ._FIND_THRESHOLD_OPTICAL_POWER_FOR_STIMULATED_BRILLOUIN_SCATTERING.?$#

• A. 11.20 mw
• B. 12.77 mw
• C. 13.08 mw
• D. 12.12 mw