The key to logical connection in arenas is ________

If the decimal does not have a whole number, insert a _____________ before the decimal point

a. dash b. comma c. zero d. bracket

Refer to the instruction above. What does the company save for the year by selecting the low-cost option (for annual requirements of 40,000 units)?

A) $150,000 B) $300,000 C) $50,000 D) $40,000