Does "Early recordings were made entirely acoustically, the sound being collected by a horn and piped to a diaphragm, which vibrated the cutting stylus." contain the correct answer to "How would one make to early recordings?"

A: no

Does "Greece has the largest merchant navy in the world, accounting for more than 15% of the world's total deadweight tonnage (dwt) according to the United Nations Conference on Trade and Development." contain the correct answer to "How many ships did Greece's navy have in the late 1970s?"

A: no

Does "The English philosopher Thomas Hobbes ushered in this new debate with his work Leviathan in 1651." contain the correct answer to "Thomas Hobbes ushered in the new debate of social contract theory through which work of his?"

A:
yes