Who wanna rp john, age is 18 wolf years 24 ,height 6"1,abilities still getting tested, is bisexual, and is nice but is a hero. plz dont report

Which sentence contains a comma splice? marco rode to school on his bicycle this morning, he arrived an hour early.marco, who enjoys riding his bicycle to school, arrived just before the bell today.marco rode to school on his bicycle on monday, tuesday, and wednesday.marco, who rode to school on his bicycle this morning, arrived an hour early.mark this and returnsave and exit