Question

______and _____ are the two important factors that are responsible for changing the properties of many resources.
The ______we use to run our vehicles or the ______we require to cook food has to be processed before it can be used.
when the quality of education skills and expertise go up and human beings are able to create more resources than it is called_______development.​

Answer 1

Answer:

1.Time and Technology

2.Petrol

3.LPG

4.Resource development

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