Answer:
Option D,
Explanation:
Kublai khan first defeated the Jin Chinese of the north and then conquered the southern song. Later, he conquered the remaining part of China. He established his own dynasty named as Yuan Dynasty and united the whole of China under one dynasty i.e Yuan Dynasty.
Hence, option D is correct
The Progressive Era lasted between 1980 to the 1920s, this period of time was full of social activism, and political reforms all across the US.
This way, women were able to get proper education and achieve their goals, this way women started to go into colleges. With proper education, modern ideas women also were able to work in other kinds of jobs. This made women more active in society, this way they were able to influence politically and socially the reforms.
<span>Rapid Immunochromatographic Assay in card format
Improved methods are needed for field diagnosis of onchocerciasis, to support efforts aimed at elimination of the disease. A rapid-format card test was evaluated that detects IgG4 antibodies to recombinant Onchocerca volvulus antigen Ov16 with serum samples from patients with onchocerciasis and with various types of control serum samples.</span>
I think it is limit the power of generals.
Issac newton Developed the Laws of Universal Gravitation. which is a pain to learn.