The heinlein and krampf brokerage firm has just been instructed by one of its clients to invest $250,000 of her money obtained recently through the sale of land holdings in ohio. the client has a good deal of trust in the in¬vestment house, but she also has her own ideas about the distribution of the funds being invested. in par¬ticular, she requests that the firm select whatever stocks and bonds they believe are well rated, but within the following guidelines: (a) municipal bonds should constitute at least 20%of the investment.(b) at least 40% of the funds should be placed in acombination of electronic firms, aerospace firms, and drug manufacturers.(c) no more than 50% of the amount invested inmunicipal bonds should be placed in a high-risk, high-yield nursing home stock. subject to these restraints, the client's goal is to max¬imize projected return on investments. the analysts at heinlein and krampf, aware of these guidelines prepare a list of high-quality stocks and bonds and their corresponding rates of return.