This question tests the correct quantifier used with the noun “attention” (an uncountable noun). The only option that fits naturally and grammatically in this sentence is “more.” Details Sentence: The teacher asked us to pay more attention. Rule: “Attention” is uncountable, so we don’t use many or a lot directly before it. “More attention” is the correct and common expression. Examples: Please pay more attention in class. You need to give more attention to your studies. Why not others? many atte