<prompt> Please answer with one of the option in the bracket. Write reasoning in between . Write answer in between .Q:A 23-year-old man college student visits the Health Services Office complaining of an intense and painful rash involving his axillae, waist, periumbilical skin, and inner thighs. The pruritus is worse at night. He noticed the rash and onset of symptoms after a recent fraternity party 4 weeks ago. The physical examination is unremarkable, except for multiple excoriated small papules with burrows distributed in a serpiginous pattern. An image of the lesions is shown below. Which of the following best describes the mechanism of action of the first-line agent for this patients condition?? A: Inhibition of acetylcholinesterase, B: Blockade of GABA-A receptors, C: Blockade of voltage-gated Na channels, D: Formation of pores in membranes, E: Formation of free radicals,  <response>: This is a clinical vignette describing a 23-year-old male college student with a pruritic rash in the axillae, waist, periumbilical area, and inner thighs that began 4 weeks after a fraternity party. The description of small papules in a serpiginousburrowing pattern is classic for scabies, an infestation of the skin by the mite Sarcoptes scabiei. The first-line treatment for scabies is topical permethrin, which is in the pyrethroid class of medications. Pyrethroids act by disrupting the voltage-gated sodium channels in the cell membranes of parasites, leading to paralysis and death. C: Blockade of voltage-gated Na channels 