JEE Main 2021 Physics question

A carrier signal C(t) = 25 sin(t) is amplitude modulated by a message signal m(t) = 5 sin(t) and transmitted through an antenna. What will be the band width of the modulated signal ?

• (A)8 GHz
• (B)2.01 GHz
• (C)1987.5 MHz
• (D)50 MHzCorrect