Binding energy per nucleon relation with mass number

Binding energy curve shows the variation of Binding energy per nucleon of nuclei with mass number. Binding energy per nucleon is maximum for mass number..

The dependence of binding energy per nucleon, B_(N) on the mass number, A, is represented by

Binding energy per nucleon plot against the mass number for stable nuclei is show in the figure. Which curve is correct ?

The dependence of binding energy per nucleon, B_N on the mass number, A is represented by. (a) , (b) , ( c) , (d) .

The dependence of binding energy per nucleon, B_N on the mass number, A is represented by. (a) , (b) , ( c) , (d) .