Ny Occasions: Use apostrophes for plurals of abbreviations that have capital letters and periods: M.D.’s, C.P.A.’s. Also use apostrophes for plurals fashioned from single letters: He received A’s and B’s on his report card. Intellect your p’s and q’s. entrusted tasked assigned billed intrusted commissioned suggested imposed delegated dedicated conferred https://carzen.co.uk