The following statements have been made about throughput accounting. (1) A factor other than a production resouce may be a binding constratint in throughtput accounting. (2) Prodcution must be limited to the capacity of the bottleneck resource, but this resource should be utilised fully. Which of the following statements is/are true? Select one: a. 1 only b. 2 only c. Neither 1 nor 2 d. Both 1 and 2