Reddit Email Print Reprint NEW YORK ( TheStreet ) --  Walmart ( WMT - Get Report ) stock is increasing by 0.42% to $63.93 in mid-morning trading on Tuesday, after the company announced it will expand a service that allows customers to pick up their online grocery orders from store parking lots.
Take context from the input text and decide on the accurate relationship between 'grocery' and 'Walmart' from the options provided.
Options: operator, subsidiary, platform, member of