Water-logging is one of the worst problems in our country. (Positive)
No other problem in our country is as bad as water-logging.
Very few problems in our country are as bad as water-logging.
Correct
Water-logging is a very worse problem in our country.
Water logging is worse than any other problem in our country.
Explanation:
Correct Answer is: Very few problems in our country are as bad as water-logging.
One of the থাকলে Positive করার গঠন হচ্ছে –
Very few+ Plural Noun following the positive degree + Plural Verb + as/so + Positive Degree + as + Subject of Positive Degree.
সে অনুসারে সঠিক উত্তর – খ) Very few problems in our country are as bad as water-logging.