What are the three main categories of shape?

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

What is 1315×5[tex]1315 \times 5 \\ [/tex]

What were some of the characteristics of renaissance art?