Q: Question: "Were there more males or females in Nanjing?" Context: "According to the Sixth China Census, the total population of the City of Nanjing reached 8.005 million in 2010. The statistics in 2011 estimated the total population to be 8.11 million. The birth rate was 8.86 percent and the death rate was 6.88 percent. The urban area had a population of 6.47 million people. The sex ratio of the city population was 107.31 males to 100 females." Answer:
A: males

Q: Question: "What are types of copper minerals?" Context: "Copper is synthesized in massive stars and is present in the Earth's crust at a concentration of about 50 parts per million (ppm), where it occurs as native copper or in minerals such as the copper sulfides chalcopyrite and chalcocite, the copper carbonates azurite and malachite, and the copper(I) oxide mineral cuprite. The largest mass of elemental copper discovered weighed 420 tonnes and was found in 1857 on the Keweenaw Peninsula in Michigan, US. Native copper is a polycrystal, with the largest described single crystal measuring 4.43.23.2 cm." Answer:
A: the copper carbonates azurite and malachite, and the copper(I) oxide mineral cuprite

Q: Question: "What civilization could also be found in the prehistoric age?" Context: "Egypt has one of the oldest civilisations in the world. It has been in contact with many other civilisations and nations and has been through so many eras, starting from prehistoric age to the modern age, passing through so many ages such as; Pharonic, Roman, Greek, Islamic and many other ages. Because of this wide variation of ages, the continuous contact with other nations and the big number of conflicts Egypt had been through, at least 60 museums may be found in Egypt, mainly covering a wide area of these ages and conflicts." Answer:
A: Egypt

Q: Question: "Who were the French helping?" Context: "Two days after the marriage, Bonaparte left Paris to take command of the Army of Italy. He immediately went on the offensive, hoping to defeat the forces of Piedmont before their Austrian allies could intervene. In a series of rapid victories during the Montenotte Campaign, he knocked Piedmont out of the war in two weeks. The French then focused on the Austrians for the remainder of the war, the highlight of which became the protracted struggle for Mantua. The Austrians launched a series of offensives against the French to break the siege, but Napoleon defeated every relief effort, scoring notable victories at the battles of Castiglione, Bassano, Arcole, and Rivoli. The decisive French triumph at Rivoli in January 1797 led to the collapse of the Austrian position in Italy. At Rivoli, the Austrians lost up to 14,000 men while the French lost about 5,000." Answer:
A:
Italy