A wide key in the keyboard having no mark on is is called?

کی بورڈ پر ایک چوڑی کی جس پر کوئی نشان نہ ہو اسے کیا کہا جاتا ہے

Enter Key

Backspace Key

Space Bar

Shift Key

The spacebar is the longest key on a keyboard, typically located at the bottom center.

It is used to insert a space between words while typing