B. the cross sections
hope this helps
        
             
        
        
        
The Renaissance was a fervent period of European cultural, artistic, political and economic “rebirth” following the Middle Ages. Generally described as taking place from the 14th century to the 17th century, the Renaissance promoted the rediscovery of classical philosophy, literature and art
        
                    
             
        
        
        
Answer:
#bigbangtheory
Explanation:
I am only on season 4 though