True or False

I'll take a crack at this but i may be wrong on some of my answers.
1.True
2.False (At least 4 66 Coronet 4-doors are known to exist.)
68Sedan supposedly 1 or 2 67 Coronet wagons had been built but the whereabouts are unknown,read it somewhere but don't remember where.

3.False
4.I'm gonna say True but i could be wrong.
5.False
6.False
7.False