What rule of the cricket has never been changed?

What rule of the cricket has never been changed?

What rule of the cricket has never been changed?

• Bat Length
• Stump Height
• Pitch Length
• Stadium Size

TELENOR 

ANSWER 

(3)

• Pitch Length

source https://sportsnewsstar.blogspot.com/2021/11/what-rule-of-cricket-has-never-been.html