I believe it is the 2nd option.... "Its political system cannot be easily changed.
i think you mean antibiotic ... but Alexander Fleming was the one who advanced the antibiotic (world) and was responsible for creating these categories of medicine... this affected the 20th century because millions of people use antibiotics everyday and without them... many diseases would still affect people without a cure
The correct answer is A) The development of a written language.
What did the Maya civilization have in common with Western civilization?
Answer: The development of a written language.
Archeologists still admire the way the Maya, an important Mesoamerican civilization, developed written language as a sophisticated way to communicate and leave records of its time on Earth. The Maya were great mathematicians, astronomers, warriors, and had the knowledge to develop a writing system that consisted of 800 glyphs(signs) related in columns that had to be read together to be understood: top to bottom and left to right.
The Maya civilization also developed an accurate calendar to understand time, its cycles, and seasons.
One of the economic challenges Japan has faced in recent years is "recession," since Japan went through a serious recession in the 1980s, and then agains as recently as 2007.
The idea of citizenship has changed throughout history because citizenship has been reshaped by immigration and the growth of population. In the past citizenship was determined moreso by the place you were born. For instance people born in Athens, or ancient Rome was considered citizens of that country. Now , especially in modern U.S.A citizenship can be earned and worked for. For instance the immigrants that come from overseas and foreign countries, they can come to America and be a citizen within a few years.
please vote my answer brainliest! thanks.
