Read the paragraph.
[1] studies have shown that kids who eat healthy food have more energy. [2] when students are more energized, they get better grades. [3] still, half the students at lincoln high eat pizza at its lunchtime. [4] the school plans to start offering healthier options like salads and fruit as an alternative.
what is the cause of the agreement error in sentence 3?
gender
number
person
antecedent