Answer:
Preoperational
Explanation:
The mother of a young child who didn't like to drink milk was trying to coax him to drink some. Taking the glass of milk, she poured it all into a smaller cup and said, "There! Now you won't have to drink so much!" This works because the child does not yet understand the principles of Preoperational.
<span>The options were
a. applied research
b. field research
c. basic research
d. both a. and b.
The answer is C. basic research
Basic research is a research done because of our desire to know more, it doesn't necessarily have any consequences but only helps in expanding our knowledge on the aspect on which research is being done. Unlike applied research it cannot be directly applied to real world but only gives the required answers</span>
The correct answer to this open question is the following.
The impact of the commercial revolution (16th century ) in Western Europe was the following.
The commercial revolution's impact was that it generated a big competence between European countries in trade. The rules of trade and commerce dramatically changed due to the Columbian exchange and all the goods, raw materials, and natural resources were affected due to this competence between European nations, supply, and demand.
The commercial revolution also saw the beginning of financial institutions and the surge of banking institutions that coined money and made loans.
When the body is given weakened/dead pathogenic material this helps build up an immune system towards the actual live infection. It prepares the body for the infection so that the person does not get sick.
Answer: Antibiotics: 1929. ...
Tissue culture: 1949. ...
Risks of smoking: 1950. ...
Antipsychotics: 1952. ...
DNA: 1953. ...
Immunology: 1958. ...
Oral rehydration therapy: 1960s–1970s.
Explanation: