রসায়ন প্রশ্ন

The basis of MRI experiment to detect tumors, strokes, and bleeds-i. Proton (H+) resonance occurs due to absorption of radiofrequency.ii. Affected cells contains more proton which produce more proton (H+) resonance signal.iii. Mutual interaction occurs between protons and electrons due to application of radiofrequency.Which of the following is more appropriate?