What is the most likely diagnosis?

A 36-year-old man of South Asian origin presented acutely with a widespread pruritic rash involving the extensor surfaces of the limbs.

On examination, he was moderately obese with a body mass index of 33 kg/m2 (18C25), and the rash was erythematous, with multiple small papules with yellow centres.

Investigations:

fasting plasma glucose11.0 mmol/L (3.0C6.0)

haemoglobin A1c109 mmol/mol (20C42)

serum cholesterol8.0 mmol/L (<5.2)

serum HDL cholesterol0.80 mmol/L (>1.55)

fasting serum triglycerides31.00 mmol/L (0.45C1.69)

What is the most likely diagnosis?
A . dermatitis herpetiformis
B . eruptive xanthoma
C . granuloma annulare
D . nodular prurigo
E . tinea cutis