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its a server from which audio-visual (A-V) media content is served to consumers across the Internet. i think some types are digital media include software, digital images, digital video, video games, web pages and websites, social media, digital data and databases, digital audio such as MP3, electronic documents and electronic books.
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Answer:
(i) drill and screwdriver
(ii) weather conditions, dirt/soil conditions, and space needed for production
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These seem like open questions so here are some ideas!
Answer:
On March 26, 1953, American medical researcher Dr. Jonas Salk announces on a national radio show that he has successfully tested a vaccine against poliomyelitis, the virus that causes the crippling disease of polio. In 1952—an epidemic year for polio—there were 58,000 new cases reported in the United States, and more than 3,000 died from the disease. For promising eventually to eradicate the disease, which is known as “infant paralysis” because it mainly affects children, Dr. Salk was celebrated as the great doctor-benefactor of his time.
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