In a typical network flow problem, the branches show flow from one node to the next. The nodes themselves are ________ points

Models with a finite calling population

a. have an arrival rate independent of the number of units in the system. b. have a service rate dependent on the number of units in the system. c. use the size of the population as a parameter in the operating characteristics formulas. d. All of the alternatives are correct.

Most people have developed a decision-making process they use almost automatically, without thinking about the steps they go through

a. True b. False Indicate whether the statement is true or false