Amazon Alexa’s recent reply to a young girl who asked it to present a challenge left the girl’s mother shocked. Kristin Livdahl, a writer, said her 10-year-old girl “just asked Alexa on our Echo for a challenge.” Alexa came back with something it said it found on the internet. “According to ourcommunitynow.com: The challenge is simple: plug in a phone charger about halfway into a wall outlet, then touch a penny to the exposed prongs,” it said. Alexa set a timer for 20 minutes to complete the challenge, which could have electrocuted the girl if it was actually done. Livdahl, though, said she intervened. “I was right there and yelled, ‘No, Alexa, no!’ like it was a dog. My daughter says she is too smart to do something like that anyway,” she said on Twitter. “We were doing some physical challenges, like laying down and rolling over holding a shoe …