Sociologist Dr. Adigun argues that informal economic activity in many West African cities, often dismissed as marginal, in fact contributes a substantial share of overall economic output and employment.
Which finding, if true, would most strongly support Dr. Adigun's argument?
- A
Informal economic activity is also common in other regions of the world.
- Bcheck_circle
Surveys of urban households estimate that informal enterprises generate up to 50 percent of city-level employment and a third of total income in several West African capitals.
- C
Some West African cities have grown rapidly in recent decades.
- D
Informal traders often work in open-air markets.
Explanation
A quantifies informal activity's contribution to employment and income, directly supporting Adigun's claim. B, C, and D are descriptive or general.