Answer: The computer is one of the greatest inventions of human history. The computer has had effect on the lives of each and ever individual. The computer has lead to the birth of digital global world with all the transaction and governance systems being digitalised.
Explanation:
Computer has itself made into a big profession with many innovations still being carried out. Due to internet technologies people have become connected more and more and are able to know the details of any news happening anywhere. It has also increased the knowledge level of people in all the developed and developing nations.
It has increased the ease of everyday life.
Answer:
Both are correct.
Explanation:
Both technicians are correct in this scenario. Technician A point of view is correct as well as technician B.
Answer:
In studies about new medicines, researchers usually give one group of patients the medicine that is designed to treat an illness. They give another group of patients a placebo, which is taken the same way as the medicine but does not actually contain the ingredients of any medicine. Different medicines are tested in different experiments, but the placebos usually contain the same non-medical ingredients. If both groups of patients are healed, then researchers cannot be sure whether the medicine caused improvement, but if the group given the medicine is healed while the group given the placebo remains ill, researchers can conclude that the medicine causes the illness to go away.
In medical experiments, which group receives placebos?
the experimental group
the control group
both the experimental and control groups
neither the experimental nor control group
Explanation:
