Bode's Law:.a. was discredited only a few years after its creation. b. uses a number sequence to determine the distance of planets. c. correctly predicted the distance of Neptune from the sun. d. fell apart when an asteroid belt was discovered between Mars and Jupiter.

this allows people to make the best decision or pursue the best option. when alternatives are weighed using their advantages and disadvantages, the option whose disadvantages outweigh the advantages (based on a qualitative or quantitative analysis) are shunned while those whose advantages outweigh their disadvantages are pursued.  

the first american roller coaster was the mauch chunk switchback railway, built in the mountains of pennsylvania in the mid-1800s. the track, originally built to send coal to a railway, was reconfigured as a "scenic tour."