How many rows will the following query return? SELECT name, telephone FROM user WHERE telephone=”

The table user has the following structure and contents.

mysql> DESCRIBE user; SELECT * FROM user;

‘NULL’ in the output is the NULL value, not the character string ‘NULL’.

How many rows will the following query return? SELECT name, telephone FROM user WHERE telephone=”

A.
0

B.
1

C.
2

D.
3

E.
4