A good few there's the good ole' compass and maps, the astrolabe(to determine the altitude of the sun and other heavenly bodies), the crossstaff (also for measuring the altitude of celestial bodies), and the sextant (which is the innovated replacement of the astrolabe)
Answer: Control and Accountability
Explanation: When centralized leaders are in charge of all major decisions they retain more control over company operations and development of its culture. Additionally, little question exists over who is accountable for the results of those decisions. If the company gets a bad price in a supplier negotiation, top managers know to turn to the head buyer to get a sense of what went wrong. This accountability causes top managers to drive each other to peak performance.
The correct answer is Maryland
Hydrogen 2 oxygen
aka water