One of the main concerns for the Patrons of Husbandry or the Grange, founded in 1867, was D. Regulation of railroad prices.
The Patrons of Husbandry was a rural-based American socio-economic organization founded in 1867 by Oliver H. Kelley to promote the socio-economic interests of farmers.
The purposes of the Patrons of Husbandry included:
Thus, one of the main concerns for the Patrons of Husbandry or the Grange, founded in 1867, was D. Regulation of railroad prices.
Learn more about the Patrons of Husbandry at https://brainly.com/question/12562078
#SPJ1