The tools that labor can use against management during negotiations would be holding strikes, picketing, and lockout. The only tool that they cannot use while there is an ongoing negotiation would be boycott.
The answer would be letter D boycott.
Roman roads were a vital part of the development of the Roman state, from about 500 BC through the expansion during the Roman Republic and the Roman Empire. Roman roads enabled the Romans to move armies and trade goods and to communicate. The Romans became adept at constructing roads, which they called viae. Therefore advancing Rome greatly.
The government will capture them and test them for example nasa
