Ectopia lentis is seen in: (A) Hyperlysinenia, (B) Weill - Marchesani syndrome, (C) Sulfite oxidase deficiency, (D) All of the above
Answer is D. cause of ectopia lentis :

Marfan syndrome ⇒ Supero temporal dislocation
Homocystimuria ⇒Inferonasal dislocation
Weill - Marchesani syndrome ⇒  anterior and inferior dislocation
Hyperhysinemia
Sulfite oxidase deficiency
Ehler - Danlos syndrome