¿Qué se celbra en España en el mes de marzo?

Which of these expressions is the most casual way to greet a friend

Adestination for the adventure and nature lovers where you can explore the desert region seeing rare desert flowers and even do some sand surfing

Which one of the following is the correct rhyme to keep in mind when using the spanish counterparts to this, that, those and these? a: “that” and “those” both have s’s, “this” and “these” don’t b: “that” and “those” both have t’s, “this” and “these” don’t c: “this” and “these” both have s’s, “that” and “those” don’t d: “this” and “these” both have t’s, “that” and “those” don’t