Please explain the following 49th question with reason - Physics - Current Electricity

Question

Please explain the following 49th question with reason

Debalina Deb · Accepted Answer

Dear student,
<img alt="" src=
"https://s3mn%20mnimgs%20com/img/shared/content_ck_images/ck_617143d42fda0%20jpg"
style="width: 1023px; height: 306px;">

Regards

Please explain the following 49th question with reason.