An alkene gives two moles of HCHO 1 mole of CO₂ and 1 mole of CH₃COCHO on ozonolysis. What is structure

• A

  ${\mathrm{CH}}_2=\mathrm{C}=\mathrm{CH}-{\mathrm{CH}}_2-{\mathrm{CH}}_3$

• B

  

• C

  

• D