Your classmate Pavel is studying the large stone monuments that were created in the Neolithic period. He loves learning about these structures, but he struggles with the vocabulary details. He asks you for your help learning the terminology. He wants you to clarify what exactly you should call a row of large stone blocks that are placed upright on one end. What term would you teach him to identify a row of these blocks?

A.
megalith

B.
menhir

C.
dolman

D.
cromlech