Question

which symbol is used to represent the null/empty characters. (two marks answer) ​

Answer 1

Answer:

{}

Explanation:

{} is used to represent null /empty set

Answer 2

$\huge\bold\star\red{Answer}$

The null sign U+2205 ∅ EMPTY SET denotes the empty set in mathematics. The same letter in linguistics represents zero, the lack of an element. It is commonly used in phonology, morphology, and syntax.....☺