Which correctly identifies the government roles?

President= Presides over the U.S. Senate
Vice President= Head of U.S. government U.S. Senator and Representative= Represents states’ people

President= Head of U.S. government
Vice President= Presides over the U.S. Senate
U.S. Senator and Representative= Represents states’ people

President= Head of U.S. government
Vice President= Represents states’ people
U.S. Senator and Representative= Presides over the U.S. Senate