When writing about history, is it important to specify which dating system you are using?

B.C. or B.C.E.? Many people use the abbreviations B.C. and A.D. with a year (for example, A.D. 2012). B.C. refers to "Before Christ," and the initials, A.D., ... The purpose of this study was to measure air-conduction (AC) and bone-conduction (BC) hearing thresholds with pure-tone and filtered sound effect stimuli using ... Buy Coolerguys 120x25mm Low Speed AC Fan with Mount/Stand and Manual Speed Control Kit CGAC1225L-BC: Case Fans - Amazon.com ✓ FREE DELIVERY possible on ... The two triangles created are congruent, but we will concentrate on just one of them. In triangle ABC (at left), each side is equal. AB=BC=AC. BD bisects angle ... Jan 13, 2021 ... The abbreviation BC stands for “before Christ,” while AD stands for annō Dominī, which translates to “in the year of the lord.” Aug 15, 2017 ... BC is for Before Christ and AD is for Anno Domini. But why are they in different languages? AD is for "in the year of the ... "accessibility plan" means a plan under section 11 [accessibility plan];. "barrier" has the meaning given to it in section 2 [barriers];. "director" means the ... Then he chose AC, “Ante Christum,” Latin for “before Christ,” for the years preceding Christ. Obviously, that designation did not stick. Dating the Year of ... Although not a physician, he exerted a profound influence on medicine for the next 2000 years. Keywords: history. Aristotle was one of the greatest philosophers ... AC (Adriamycin and cyclophosphamide) is a common chemotherapy regimen usually given for localized breast cancers. AC is a combination of two chemotherapy ...