Evaluate the extent to which innovations in technology shaped the economic development of the United States from 1800 to 1848.

Staying organized is 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.

Ok i’m not good at this but imma try : )