Answer: B) Alliances between European Nations
A common trait shared by many developing nations is that they have less developed infrastructure. In most cases, their infrastructures are possibly failing, insufficient or non-existent. Inadequate infrastructure could be a barrier to economic growth.
The answer would be letter A.
<span>non-governmental organizations and institutions
D</span>
Based on the graph attached below, we can observe there is a sharp increase from the 1850s. The reason behind that increase is the Act of Consolidation in 1854, which the borders until that time expanded and resulted with the modern borders of Philadelphia. Indeed, the correct answer is an increase in the number of housing unit.
In the 1970s, Gerald Ford was the Vice President for Richard Nixon, and he later would take over for Nixon after Nixon resigns.
Answer C is correct