These are all true exact for these last one; forming acidic oxides is not a property of metals
When you round, the number before the place value you want to round up/down to is what you have to look at. If it is greater than or equal to 5, round up. If it is less than 5, round down. In this case, 5 = 5, so round up. The answer is 2,000,000.
Hope that helped.
I think it would be a. Priveileges but I'm not 1000% sure though