Chen Inc. accepted a two-year noninterest-bearing note for $700,000 on January 1, 2021. The note was accepted as payment for merchandise with a fair value of $600,000. The effective interest rate is 10%. The entry to record interest on December 31, 2021 would be: Group of answer choices

Four key marketing decision variables are price (p), advertising (a), transportation (t), and product quality (q). consumer demand (d) is influenced by these variables. the simplest model for describing demand in terms of these variables is: d = k – pp + aa + tt + qq where k, p, a, t, and q are constants. discuss the assumptions of this model. specifically, how does each variable affect demand? how do the variables influence each other? what limitations might this model have? how can it be improved?