<prompt> Exacerbation of lesions in patients of borderline leprosy is seen in -ENL erythema nodosum leprosumLepra reaction type IJarisch-Herheimer reactionResolving leprosy  <response>: Type 1 or reversal reaction occurs in paucibacillary or multibacillary cases in unstable types like BT,BB,BL ENL is seen only in MB cases like BL and LL type only Reference; Park;s Textbook of preventive and social medicine, 24th edition.Pg no. 342 