The first three should be correct
Steve's manager was happy to see that Steve had started working PRODUCTIVELY.
Productive working refers to a situation in which one accomplished useful works in a short period of time. The faster a worker produce useful work, the more productive the worker is. In order to be productive, one has to eliminate all sorts of distractions that will allows one to submit projects before their deadlines. <span />
In mexico
east of mississipi river
in texas
in canada
