Southeastern Bell stocks a certain switch connector at its central warehouse for supplying field service offices. The yearly demand for these connectors is $14,900$ units. Southeastern estimates its annual holding cost for this item to be $$23$ per unit. The cost to place and process an order from the supplier is $$75.$ The company operates $300$ days per year, and the lead time to receive an order from the supplier is $2$ working days.

a$)$ What is the economic order quantity? $312$ units $($round your response to the nearest whole number$).$

b$)$ What are the annual holding costs? $$3588($round your response to the nearest whole number$).$

c$)$ What are the annual ordering costs? $$3582($round your response to the nearest whole number$).$

d$)$ What is the reorder point? units $($round your response to the nearest whole number$).$