Analyze the sentiment expressed in the tweet. Is it positive, negative, or neutral? Explain the sentiment in relation to the stock mentioned.
TWEET: "RT @Change: Almost 150,000 people are petitioning @Costco to take a bold stand and stop selling styrofoam products in their store #styrofoa…

" STOCK: Costco DATE: 06/09/2018
Sentiment: (Provide sentiment here)
Explanation: The tweet sentiment is related to the stock mentioned, and it's important to interpret the context. The LSTM polarity score is -1 and the TextBlob polarity score is 0.3333333333333333.