The ones with la are feminine and the ones with el are masculine. When the noun ends in an “a” it’s obviously feminine and when a noun ends in “el” it’s obviously masculine. It’s hard to tell whether it’s masculine or feminine when theres los and las and when it doesn’t end in an “a” or “e”
I speak spanish and native and me gusta esta nuevo mapa means i like this map in spanish and espenlo means spanish in english
The answer is (b. En Chile las personas se saludan con
un beso en la mejilla.