1) No encuentro (those) guantes que compr<span>é translates to "I cannot find those gloves I bought". You must know the gender of the noun (guantes) to correctly answer this question. Guantes is masculine; let's look at the options.
</span>· esa - "that" (feminine) · esos - "those" (masculine) · estos - "these" (masculine) · este - "this" (masculine) <span> The first options is feminine; it's out. Out of the last three, esos ("those") is the only one that makes sense.
</span>No encuentro esos guantes que compré.
2) ¿Cual libro te gusto más, (this one) o (that one)? means "Which book did you like more, this one or that one?" The options are: