###Rationale: A i.e. Vitreous haemorrhage; B i.e. Rubeosis iridis; C i.e. Retinal detachment

###Answer: OPTION D IS CORRECT.
###Question: Diabetes mellitus can lead to:
###Options:
A. Vitreous haemorrhage
B. Rubeosis iridis
C. Retinal detachment
D. All
