Hyperlipidaemia 3

A 35 years old male presents with chest pain on exertion. on examination she has yellow discolouration of her palmer creases and a diagnosis of remnanat hyperlipiaemia (type III Hyperlipidaemia) was made. what is the cause of this Hyperlipidaemia?

1) Apo CIII homozygoty
2) Apo E-2 homozygoty
3) LCAT deficiency
4) LDL receptor deficiency
5) Lipoprotein lipase deficiency