Answer:
d. meander scar
Explanation:
Meander scar is the name given to a stream that flows from a floodplain of a larger river. As it flows, it is possible to see this stream swaying tirelessly in all directions giving rise to a series of sinuous and regular curves, creating a watercourse. The meander scar can also originate from a floodplain that changes its channel within a valley.
European Crusaders came from all the following countries except India. The correct option among all the options that are given in the question is the fourth option or option "d". The other options can be easily negated.
A man made lake where water is collected and stored is called a reservoir