JEE Main 2024 Physics question

In photoelectric experiment energy of 2.48 eV irradiates a photo sensitive material. The stopping potential was measured to be 0.5 V. Work function of the photo sensitive material is:

• (A)0.5 eV
• (B)1.68 eV
• (C)2.48 eV
• (D)1.98 eVCorrect