Can someone answer all of these answers for me please

What was istanbul called before he ottomans conquered the city in the 15th century

Based upon this data, which statement accurately represents the difference between investments in the two stocks? select the best answer from the choices provided. a.  monopower has less volatility but lower returns than ifruit company. b.  monopower has more volatility but lower returns than ifruit company. c.  monopower has more volatility and more liquidity than ifruit company. d.  monopower has less volatility but more liquidity than ifruit company

Why have the countries of the region had difficulty establishing democratic governments in recent years? choose all answers that are correct b is also correct i need to know if theres any morecommunists have overtaken the countries of the caucasus region. the soviets established national borders in the region without considering the location of ethnic groups. fighting continues between armenia and azerbaijan over the nagorno-karabakh region. civil war between communists and islamic groups in tajikistan resulted in thousands of deaths and refugees are forced to flee. in a test!