Question: What is an economic feature?? Would "An increasing number of economists have called for increased emphasis on environmental sustainability; this area of research is known as Ecological economics ." be a reasonable answer?
OPTIONS:
- No
- Yes

Answer: No

Question: what cities are airline hubs? Would "Some airlines may use only a single hub, while other airlines use multiple hubs." be a reasonable answer?
OPTIONS:
- No
- Yes

Answer: No

Question: What is the cultural background of blues? Would "The blues genre is based on the blues form but possesses other characteristics such as specific lyrics, bass lines, and instruments." be a reasonable answer?
OPTIONS:
- No
- Yes

Answer:
No