Alimited-resource farmer a. lacks access to capital and labor b. sells to a highly specialized market c. is able to farm more efficiently using fewer resources d. is compensated with tax benefits for using fewer resources

The correct answer is A. lacks access to capital and labor.

The farmers that have limited resources have very low profit, usually just enough to cover up the basic life needs, and also do not have the funds to hire people that will work on their land because they do not have enough for themselves, yet alone for paying others. 

Answer volcanic eruptionsseismic waves from earthquakes;

Answer the use of flood plains and irrigation;