Which of the following is not typical of classical style? a. homophonic (melody plus accompaniment) textureb. fully rotated parts for all instrumentsc. detailed notation with dynamics, articulation, etc. d. the concerto grosso

By process of elimination, the concerto grosso style is not typical in the classical period. Concerto grosso was a term mainly applied to baroque works, describing a piece that used a smaller ensemble of solo instruments (concertino) in conjunction with the larger ensemble (concerto grosso). 

It depends on what type of third separates the three notes.for example: if you have two mayor thirds is an "aumented chord"if you have two minor thirds is an "diminued chord"if you have one mayor first and then one minor is a "mayor chord"and inverted is a "minor chord"

Generally spontaneous human combustion is something that still bewilders some, human combustion happens very rarely and doesn't affect the surrounding areas, so unless you want to set your self on fire, human combustion will remain spontaneous and very rare.