Which challenges does the european union face today choose all that are correct a) competition grom countries with larger economies b) a lack of members c) an aging population d) members with weak economies

The answer is B. a lack of members. Unlike European countries, where decreasing death rates occurred gradually, countries in developing regions experienced a dramatic drop in death rates in the '50s as a result of exportation of medical technology and public health policies from the developed world. Developing countries did not see a corresponding reduction in birth rates Instead, the population explosion, which began in the '50s, is attributed to high rates of natural increase in the developing world.

the statement the greek philosophers aristotle and plato would be most likely to agree with is statement c, a countries leader should be motivated by the common good of the country.

the space race was a battle to make advanced technology to get to the moon and to get a better understanding of space.