A hydrocarbon on ozonolysis gives two moles of acetone. The type of hybridization that carbons undergoes in that hydrocarbon are
4 - sp3 and 2 - sp2
2 - sp3 and 4 - sp2
4 - sp3 and 4 - sp2
2 - sp3 and 2 - sp2
CH3−C(CH3)=C(CH3)2 gives acetone on ozonolysis