54289 = 233^2
You know the last digit of the squared number is 3 or 7, so just try numbers ending with those from 220 to 250
Industrialized countries have a greater capacity to produce goods and services than other countries.
Industrialization is a term that refers to the production of goods and services. Industrialization is related to the development of new technologies and machines to optimize production processes.
According to the above, more developed countries have a greater capacity to produce goods and services, such as the United States, Russia, Japan, and China, because much of its economy is based on the production of services and goods. On the other hand, less developed countries (also known as developing or underdeveloped countries) do not yet have a high capacity to produce goods and services. On the contrary, their economies are based on other fields such as agriculture or resource extraction.
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B. is slightly crooked when pressing the pedals
Body positioning while driving is to maximize control over your vehicle, comfort, and ensure that you don't suffer from back pain due to incorrect sitting posture.
To do this, make sure your bottom is firmly touching the back of the seat. Your seat should be raised high to give yourself maximum visibility and pulled back only enough, so that your knee is still slightly crooked when pressing down on the pedals.
Let me emphasize that you must make sure your seat is pulled far enough forward, so you can fully press the accelerator and the brake pedal, while still having a slight bend in the knee.
I believe the answer to this question is D and E. I could be incorrect, but I hope this helped!