A man is ordering a lens to use as a reading glass. He should order ______?

A man is ordering a lens to use as a reading glass. He should order ______?

ایک شخص لینس کو پڑھنے کے شیشے کے طور پر استعمال کرنے کا حکم دے رہا ہے۔ اسے ______ آرڈر کرنا چاہئے؟
Explanation

Convex lenses converge light rays and are used in reading glasses to magnify close-up text.

A short focal length provides greater magnification, making it ideal for reading.