Literal question
57. If the dwelling has a radio, write R; if the dwelling has a television, write TV; if the dwelling has a radio and a television, write RTV.
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Column 47-57. These columns are for the dwelling or house that the family occupies. Therefore, the answers will only be written in the row for the head of household.
Column 47: If the family that lives in the dwelling is the homeowner, make an X. If not, leave the column blank.