Match the LIST-I with LIST-II
| LIST-I (Type of decay in Radioactivity) | LIST-II (Reason for stability) |
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| A. | Alpha decay | III. | Nucleus is mostly heavier than Pb (Z=82) |
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| B. | Beta negative decay | IV. | Nucleus has too many neutrons relative to the number of protons |
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| C. | Gamma decay | I. | Nucleus has excess energy in an excited state |
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| D. | Positron Emission | II. | Nucleus has too many protons relative to the number of neutrons |
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Choose the correct answer from the options given below: