St-I : - St-I is correct because both given ether are soluble in water → Di ethyl ether and butan-1-ol are miscible to almost same extent i.e., 7.5 and 9 gm per 100 ml water due to H -bondingSt-II : - St. II is also correct because sodium metal is not used with ethyl alcohol as H2 gas release with ethyl a below