Teratomas are unusual forms of cancer because they are composed of tissues such as tooth and bone not normally found in the organ in which the tumour appears.

A because they are composed of tissues such as tooth and bone.

B because they are composed of tissues like tooth and bone that are

C because they are composed of tissues, like tooth and bone, tissues

D in that their composition, tissues such as tooth and bone, is

E in that they are composed of tissues such as tooth and bone, tissues

Correct Answer: Option E

বাক্যের অর্থ ট্যারাটোমাস হলো ক্যান্সারের অস্বাভাবিক রূপ যেখানে দাঁত, হাড় ও টিস্যুর সমন্বয়ে গঠিত অংশে ক্যান্সার হয় ।