Can someone pls help me:)

Fui al centro comercial vi unos tenis i los compre que compre?

Which word correctly completes this question? ¿ características tiene el teléfono celular? a. quién b. qué c. cómo d. por qué

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