1. population groups philosophy
2. mission statement social services
3. human services target groups

1. Population groups: target groups

2. Mission statement: philosophy

3. Human services: social services

Explanation:

This is the best way to connect these terms. A population group refers to a section of the population that is discussed or targeted in a particular project or campaign. These can refer to ethnicities, ages, or some other social characteristic. A mission statement refers to a phrase or an idea that drives the work of a particular organization. Finally, human services refers to a range of social services that are usually provided by the government or by organizations. These usually include services such as healthcare or education.

d. the economy will face inflation.

answer decisions made by individual households and firms;