When did Van Halen release their second album?
1979
1978
1978
1978
1978
1978
1978
1978
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1979
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1976
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1976
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1975
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1976
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1975
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1984
1976
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1975
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1984
1976
1980
1983
1975
1979
1977
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1986
1984
1976
1982
1980
1983
1975
1979
1977
1985
1988
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1984
1976
1982
1980
1983
1975
1979
1977
1985
1988
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1984
1976
1982
1980
1983
1975
1979
1977
1985
1988
1986
1984
1976
1982
1980
1983
1975
1979
1977
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1988
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1984
1976
1982
1980
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1975
1979
1977
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1974
1988
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1984
1976
1982
1980
1978.
1983
1975
1979
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1974
1988
1981
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1984
1976
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1975
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1974
1988
1981
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1984
1976
1982
1980
1983
1975
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1974
1988
1981
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1984
1976
1982
1980
1972
1983
1975
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1974
1988
1981
1986
1984
1976