For what other purposes did people living in tenements sometimes use their space?
A. recreational activities
B. selling food
C. industrial plants
D. sewing clothes

Apurging of emotions, specially pity and fear

The main reason that the royal society of london developed the modern form of peer review was to: award grant funding. decide on promotions for researchers. streamline the publication of conference proceedings. control the quality of published papers.

Which industries produced great profits and wealth in the late 1800s