The correct options are
A It is a neutralisation reaction
B The salt obtained from the reaction is CaCl2
D Water is the byproduct of this reaction
Any acid reacting with base results in a neutralisation reaction with a salt and water as products. In the reaction of calcium hydroxide with hydrochloric acid, the salt obatined is calcium chloride.
Ca(OH)2 + 2HCl → CaCl2 + 2H2O