Jackson paid brady $700 for a 90 day option to purchase brady's 160 acre farm for $132,000. the option agreement was in writing and signed by both parties. the agreement referred only to the option, its period, a legal description of the farm, and the purchase price. thirty days later, jackson wrote brady, "i hereby exercise my option to purchase your farm for $132,000, subject to your replacing the well pump and related plumbing fixtures." is there a contract? is the option still valid?

c is the answer, and do you have a ps4?

a manufacturer of printed circuit boards uses exponential smoothing with trend to forecast monthly demand of its product. at the end of december, the company wishes to forecast sales for january. the estimate of trend through november has been 200 additional boards sold per month. average sales have been around 1000 units per month. the demand for december was 1100 units. the company uses α = 0.20 and β = 0.10. make a forecast including trend for the month of january.