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  1. What groovy item was invented by Englishman Edward Craven Walker in 1963?

    2. A.
    Leisure suit
    B.
    Lava lamp
    C.
    Eight-track tape deck
    D.
    Hot comb

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    Workspace

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    Answer : Option B

    Explanation :

    Groovy, baby! Lava lamps, which were a fixture in every hip pad in the 1960s and 70s, featured a mixture of water and colored oil that created swirl patterns when heated by a light bulb.

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