Mark the statement if it correctly describes russian serfs.
a.
they lived in single-room cabins made of logs or clay.
b.
they were regarded as the property of the noble whose fields they worked.
c.
they made up more than three-quarters of the population.
d.
they owned the land on which they worked.
there can be more than one answer

Over time, historians have changed the ways they study the past because they have: o a. emphasized the study of oral history passed down in communities for generations. o b. started to explore history through the perspectives of many different groups. c. focused on uncovering archaeological evidence rather than analyzing documents. d. largely abandoned studying comparative and cultural history in favor of microhistory.