Answer:
they watch and warn others when someone/thing is coming
Explanation:
July 4, 1777 which is was independence day
Answer:
Tsar Nicholas II
Explanation:
The other three listed were in the Communist party who formed the USSR.
The development of the automotive industry has opened many jobs worldwide, including in the USA.
The automotive industry has a vast production chain, involving the plastics, steel, and car components industries. In this sense, besides the direct jobs, there is a great indirect employability.
In this context, the popularization of automobiles has increased the contingent of workers in related industries, as described in the third alternative (C).