The NIST standard for outdoor lighting requires: a. At least two lumens of power to a height of eight feet b. Lights no more than fifty feet apart c. At least six foot-candles of power to a height of...

The NIST standard for outdoor lighting requires:

a. At least two lumens of power to a height of eight feet

b. Lights no more than fifty feet apart

c. At least six foot-candles of power to a height of eight feet

d. At least two foot-candles of power to a height of eight feet