6451. Nobody has yet seen the peregrination of heavenly beings on earth.

✅ The correct answer is option C.
Visit : go to see and spend time with (someone) socially.

Arrival : the action or process of arriving.

Travelling : make a journey, typically of some length.

Casting : an object made by pouring molten metal or other material into a mould.

Peregrination : a journey, especially a long or meandering one.

Synonym of Peregrination is Travelling