List the three reasons Spain was able to exert early dominance on the Americas:

I'm pretty sure illustrators are often represented among the staff of an advertising agency   

I'm not sure but it could be c ( not a 100% sure )

Ais correct according to edgenuity

Some connecting rods have to lubricate the cylinder wall or piston pin. the answer is letter d. graphite coating can be a major  additive to many  coating  systems and things such as connecting rods.  it functions as a refractory, lubricant, thermal conductor, and electrical conductor for a machine or thing to enhance its work.