Объясните разницу в значении каждой пары предложений.
1 Greig's article supports Park's theory. Greig's article challenges Park's theory.
2 Describe the new tax regulations. Discuss the new tax regulations.
3 Lodhi provides new data. Lodhi considers new data.
4 Illustrate the magnitude of the deceleration. Find the magnitude of the deceleration.