You didn't finish the question.
Answer: Italian unification was the process of territorial union that resulted in the emergence of the nation state of Italy in the second half of the nineteenth century. This process was led by the Kingdom of Piedmont-Sardinia, which at that time was governed by King Victor Emanuel II of the House of Savoy.
Italian unification, or Risorgimento as the Italians prefer, was led by the Kingdom of Piedmont-Sardinia. First, the prime minister undertook a brief process of modernization in the kingdom. Regarding unification, Count de Cavour knew that there must be a confrontation against Austria.
Probably c or b to t makes sense
High productivity growth played a key role in postwar economic growth. The highly skilled and educated labor force, extraordinary savings rates and accompanying levels of investment, and the low growth of Japan's labor force were major factors in the high rate of productivity growth.
I don't know if this is one of your options but it is correct