A handwriting that cannot be read —

A handwriting that cannot be read — খ) Illegible.

• Options,
ক) Eligible:
English meaning: having the necessary qualities or satisfying the necessary conditions.
Bangla meaning: উপযুক্ত; যোগ্য; যোগ্যতাসম্পন্ন।

খ) Illegible:
English meaning: (of writing or print) impossible or almost impossible to read because of being very untidy or not clear.
Bangla meaning: দুষ্পাঠ্য; অস্পষ্টাক্ষর।

গ) Ineligible:
English meaning: not allowed to do or have something, according to particular rules.
Bangla meaning: অনধিকারী; অবরণীয়; অযোগ্য; যোগ্যতাহীন।

ঘ) Pedagogue:
English meaning: a teacher who gives too much attention to formal rules and is not interesting.
Bangla meaning: (আনুষ্ঠানিক) স্কুলশিক্ষক; (কথ্য) খুবই শিক্ষকসুলভ বৈশিষ্ট্যের অধিকারী শিক্ষক; পণ্ডিতপ্রবর।

Source: Cambridge, Oxford & Accessible Dictionary.