--instructions--

Listen to the audio and answer the question below.

--questions--

--text--

What is Jessica guessing about a security breach?

--answers--

She is sure it was a phishing attack.

--feedback--

Jessica is not certain.

She thinks it could have been a phishing attack.

She believes a phishing attack is impossible.

--feedback--

Jessica does not rule out the possibility; she is asking about it.

She knows exactly how the breach happened.

--feedback--

Jessica is unsure.

--video-solution--

2

--explanation--

Could it have been...? is a way of asking if something might have happened.

Could expresses possibility.

Have been is used to talk about something that possibly happened in the past.

Jessica is guessing or suggesting a possibility. Another example:

Could it have been the update that broke the app? - Someone is asking if the update caused the app to stop working.

--scene--

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  "setup": {
    "background": "company2-center.png",
    "characters": [
      {
        "character": "Jessica",
        "position": {
          "x": 50,
          "y": 15,
          "z": 1.2
        },
        "opacity": 0
      }
    ],
    "audio": {
      "filename": "B1_17-2.mp3",
      "startTime": 1,
      "startTimestamp": 16.22,
      "finishTimestamp": 17.58
    }
  },
  "commands": [
    {
      "character": "Jessica",
      "opacity": 1,
      "startTime": 0
    },
    {
      "character": "Jessica",
      "startTime": 1,
      "finishTime": 2.36,
      "dialogue": {
        "text": "Could it have been a phishing attack?",
        "align": "center"
      }
    },
    {
      "character": "Jessica",
      "opacity": 0,
      "startTime": 2.86
    }
  ]
}