Question

a circular reference is ​

Answer 1

$\huge\bf\underline{\underline{\pink{A}\orange{N}\blue{S}\red{W}\green{E} \purple{R}}}♡$

A circular reference is a series of references where the last object references the first, resulting in a closed loop.

Answer 2

it is a series of references where the last object references the first, resulting in a closed loop.