Answer:
It would make the paragraph more coherent.
Step-by-step explanation:
Although each sentence is spelled correctly, sentence (3) breaks the paragraph's coherence. Consistency gives logical meaning between sentences, making the reader understand the paragraph further.
Sentences (1), (2), (4) and (5) deal with the importance of girls' equal participation in sports. However, sentence (3) deals with the difference between types of sport - collective and individual, which breaks the logic of the subject: female participation in sport.