please answer all parts to this one question

The following map depicts western forestland WA MT ND MN OR ID SD WY IA NV NE UT CO MG KS AZ NM OK TX Mining Forest Grassland The lumber Industry expanded and became a central part of the economy in which of the following states? Check all that apply South Dakota Nevada Washington Nebraska Texas The Timber and Stone Act of 1879 encouraged the western lumber Industry in which way? By enabling lumber companies to acquire millions of acres of timberland cheaply By enabling individual lumbermen to acquire small plots of timberland cheaply By providing subaldies to large lumber companies to relocate to the West