What 's the simple subject in the following sentence. the space shuttles have made travel to the international space station convenient and possible

For frederick douglass’s address, “what to the slave is the fourth of july? ” (1852)1) does the speaker use fallacious reasoning or logical fallacies? use evidence from the text to support your answers. 2) how effective is the speaker’s response to counterclaims or alternate claims? use evidence from the text to support your answer