The table below shows activities in a project and which ones are on the critical path. Time is given in months, and amounts in NOK. The project has a float of $-3$ months. Which activity or activities shown would you crash to save $3$ months on the project?Which activity or activities shown would you crash to save $3$ months on the project?

$\backslash$table$[[$Activity$,$Original Duration,Crash Duration,Saved Time,Original Cost,Crashed Cost,Extra Cost,Cost per Mor$],[$J$,14,12,2,10,000,14,000,4,000,2,000],[$K$,9,8,1,17,000,27,000,10,000,10,000],[$N$,3,2,1,25,000,26,000,1,000,1,000],[$L$,7,5,2,14,000,20,000,6,000,3,000],[$M$,11,8,3,27,000,36,000,9,000,3,000]]$