A 3 year old child has eczematous dermatitis on extensor surfaces, His mother has a history of Bronchial asthma

A 3 year old child has eczematous dermatitis on extensor surfaces, His mother has a history of Bronchial asthma. Diagnosis should be

a) Atopic dermatitis
b) Contact dermatitis
c) Seborrhoeic dermatitis
d) lnfantile eczematous dermatitis

Correct answer : a) Atopic dermatitis