yes, he is right the answer is,
Galileo's most important scientific contributions were in the field of physics. ... Using the telescope, Galileo discovered the mountains on the moon, the spots on the sun, and four moons of Jupiter. His discoveries provided the evidence to support the theory that the earth and other planets revolved around the sun.
The Cash and Carry Policy was all of the items purchased had to be paid with cash and then shipped from the United States on the buyers on personal ships. President Roosevelt got around the cash and carry requirement when Britain couldn't meet the terms anymore by creating the "Land-Lease Act." This allowed the United States to lend or lease arms to any country that was considered a vital asset to the defense of the United States.
Answer:
C
Explanation:
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<span>Advances that were made during the Han Dynasty:
Predict eclipses of the sun
Doctor's created new medicines
Chinese language grew from 3000 to 9000 characters
Paper was invented
Wheelbarrows and fine vases and china
Seismograph</span>
