The table shows the chemical formulas for four substances. Substance Chemical Formula 1 C2H60 CH 2. "8" 18 ليبيا CH,CH_Br C.H.. 4. Which substances have the same number of carbon atoms? A Substances 1 and 2 B Substances 2, 3, and 4 C Substances 2 and 3 only D Substances 1 and 3