This invention was similar to text. It involved "talking" through dots and dashes *
morse code
O assembly line
steam boat and railroads
cotton gin
telephone
light bulb

i think they should to be honest

explanation:

what are two things that greatly the american economy after the war? the huge buildup of u.s. military the beginning of the korean conflict the creation of the gi bill the marshall plan for nations

first representative government in british america called virginia assembly

the answer to your question is c