WBS ElementPlanned Value $($PV$)$Earned Value$($EV$)$Actual Cost$($AC$)2\mathrm{.}01$ Airframe$48,00048,00050,0002\mathrm{.}02$ Engines$22,00021,00023,0002\mathrm{.}03$ Avionics$80,00060,00045,0002\mathrm{.}04$ Communications$30,00030,00030,0002\mathrm{.}05$ Tech. Manuals$42,00042,00048,0002\mathrm{.}06$ Spares$40,00035,00042,0002\mathrm{.}07$ Training$80,000180,00086,000$Project Total$342,000316,000324,000$Figure $14-1$ Drug Surveillance Aircraft Project$-$Monthly Performance Report $($October $31,20$XX$)$Consider the project performance report presented in Figure $14-1.$ What valid conclusion can you draw regarding the project cost performance as of October $31,20$XX$?$