What is 6007200 in expanded form?

6 007 200 =

• 6 000 000 + 0 + 0 + 7000 + 200 + 0 + 0
• 6 000 000 + 7000 + 200
• 6(1 000 000) + 7(1000) + 2(100)
• (6x106) + (7x103) + (2x102)