Which one is not a proportional relationship? A
Mine
Hours
B
Mine
Hours
С
Mina
Hours
D
Mina
Hours
60
1
1
60
120
2
2
120
180
3
2
120
180
3
3
180
300
5
3
180
300
5
5
300
360
7
240
480
8
7
360

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