First launched in April this year, Net My Singapore also includes efforts that () training, development, and the exploration of new technologies based on.

A. drawing an analogy between asymmetry in lobsters and handedness in humans
B. developing a method for predicating whether crusher claws in lobster will appear on the left or right side
C. explaining differences between lobsters’ crusher claws and cutter claws
D. discussing a possible explanation for the way bilateral asymmetry is determined in lobsters

A. The development of trade routes through United States cities.
B. Contrasts in settlement patterns in the United States.
C. Historical differences among three large United States cities.
D. The importance of geographical situation in the growth of United States cities.