The Mayor asked the city council to recommend potential programs for the benefit of the indigent.

A．irrefutable considering the authoritative nature of Emmel’s observations
B．likely in view of present evidence
C．contradictory to conventional thinking on lobster-claw differentiation
D．purely speculative because it is based on scattered research and experimentation

A．the quality of the infrastructure and services
B．where people are concentrated
C．wealth and employment
D．density figures and measurements