Answer:
Corp A. 320,000
Corp B. 40,000
Corp C. 430,000
Corp C owns the most land, Corp A owns 8 times more land.
Explanation:
3.2.• 10^5 = 3.2 • 100,000 = 320,000
4 • 10^4 = 4 • 10,000 = 40,000
4.3 • 10^5 = 4.3 • 100,000 = 430,000
40,000 < 320,000 < 430,000
320,000 ÷ 40,000 = 8