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The study concluded that WIC participation increases consumption of at least some types of WIC-approved foods . Therefore optimization of a remote sensing investigation typically requires use of at least several different instruments . The eleventh option includes sponsorship of at least two events in the community designed to inform the public as to employment opportunities in broadcasting . Tozier has an Erd ő s number of 4 , so one of the benefits of winning the auction was an Erd ő s number of at most 5 . The study found that WIC participation increases consumption of at least some types of WIC-approved foods .