<prompt> Surrogate marker for MRSA detection is ?CefotaximeCeftazadimeCephloridineCefoxitin  <response>: Ans. is d i.e., CefoxitinTesting with cefoxitin as a surrogate marker for the detection of methicillin resistance was very accurate with both disc both disc diffusion and agar dilution methods.Such testing clearly distinguished methicillin-resistant strains of S.aureus from methicillin-susceptible strains. 