Or what reason was pluto demoted from full planetary status in 2006? because pluto resides outside of the zone that can truly be described as the solar system because according to the standard definition, no planet can be smaller than the earth's moon because pluto was discovered to be a twin planet system because of objects as large or larger than pluto in the kuiper belt

Which barrier to economic development is shown in the following examples? i. the high rate of hiv infection in underdeveloped nations ii. the use of children as soldiers in uganda’s army in the early 2000s iii. low literacy rates in underdeveloped nations with limited exposure to adequate education a. foreign debt b. political instability c. widespread disease d. low levels of social welfare