Answer:
a. mobile phones
Explanation:
One day some engineers decided to change the course of history. Thinking of a way to make communication more efficient and easy, they had the brilliant idea of creating a system that would be capable of communicating between cordless phones. The idea was not bad, but the technology of the time did not help much.
The real history of the mobile phone began in 1973, when the first call was made from a mobile phone to a landline. It was from April 1973 that all theories proved that the cell worked perfectly, and that the cell phone network suggested in 1947 was designed correctly. This was a not very well known moment, but it certainly was a fact marked forever because it was the moment that facilitated communication for most people through the creation of the mobile phone.
An important contribution of enslaved Africans employed in large-scale, specialized production of commodities in the Americas is the development of price-making markets across the Atlantic basin in regions (including Western Europe) that had long been dominated by non-market-oriented production.
Rum<span> was consumed as a part of many Colonial meals, including breakfast, and was </span>often used<span> to treat various illnesses and ailments</span>
Answer:
huh just do what you're mind is telling you
A specific evidence that demonstrates the development of economic self-reliance in the Thirteen Colonies was the pre-industrial families that through agriculture and livestock practices were able to satisfy their economic needs.
<h3 /><h3>What is economic self-reliance?</h3>
It refers to the economic development of subsistence, that is, meeting the needs of an individual, family and community to produce and maintain economic resources to fulfill their needs in a dignified way, such as food, housing, security, health and education.
Therefore, economic self-reliance is more difficult to achieve in a globalized and capitalist society, as the desire for consumption has been maximized with industrialization, generating the need for more products and services that are traded on the free market between nations.
Find out more about economic self-reliance here:
brainly.com/question/13208545
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