The answer is c in my opinion
Cover crops suppress weeds and reduce damage by diseases, insects and nematodes. Many cover crops effectively suppress weeds as: a smother crop that outcompetes weeds for water and nutrients. Residue or growing leaf canopy that blocks light, alters the frequency of light waves and changes soil surface temperature.
The answer is b) DNA to RNA to proteins
I believe the correct answer is option D. Corinthian is not one of the three main periods of Greek sculpture. Instead, it is Archaic, Classical and Hellenistic that are the main periods. Corinthian is the last developed of the three principal classical orders of ancient Greek and Roman architecture.
