Attached are two articles in one document. Write thoughtful responses to the question about any one of the articles: 1.  Expedia article: How did Expedia stay relevant or survive? What did their Usability Lab do? Describe A/B testing in simple words. 150-200 words. 2. Hidden Emotion article: summarize the techniques mentioned in this article. What are some limitaions of using them for decision making? 150-200 words. .

1. Attached are two articles in one document. Write thoughtful
responses to the question about any one of the articles:
1. Expedia article: How did Expedia stay relevant or survive?
What did their Usability Lab do? Describe A/B testing in simple
words. 150-200 words.
2. Hidden Emotion article: summarize the techniques mentioned
in this article. What are some limitaions of using them for
decision making? 150-200 words.