CAPF 2021Climate Change & Greenhouse GaseseasyQ12. Which one of the following is an example of endothermic reaction?(a)CaO(s) + H2O(l) → Ca(OH)2(aq)(b)CaCO3(s) → CaO(s) + CO2(g)(c)C(s) + O2(g) → CO2(g)(d)CH4(g) + 2O2(g) → CO2(g) + 2H2O(l)Answer with full explanation: CAPF 2021 →Report Issue