Respuesta :
both because they BUILT the RAILROADS (built is the verb and railroads is the subject)
and later OPENED their own small BUSINESS (opened is the verb and business is the subject) there are two of each sooo its compound subject and verb
hope this helps !!!!
and later OPENED their own small BUSINESS (opened is the verb and business is the subject) there are two of each sooo its compound subject and verb
hope this helps !!!!