To what job evaluation system did the National Metal Trades Association make special contribution?

Command-and-control regulation:

a) gives polluters financial motives to control pollution. b) does not grant abatements. c) helps determine the value of statistical life. d) can increase costs without commensurate increases in benefits.

Person M's 40-acre tract, purchased from Person A, is landlocked, which means that Person M

a. has to enter it by helicopter. b. has an easement in gross over any land Person M chooses. c. has an easement by implication of law over any land Person M chooses. d. can get an easement by necessity over Person A's adjoining parcel.