instruction: After completing the first chapter of this topic, I want to practice my skills, so start practicing answering the questions in the Knowing prehistory tab in the Khan Academy app.

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      text: "Choose 1 answer:"
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      depth: 25
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      class_name: "android.view.View"
      depth: 26
    }
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        bottom: 1529
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      class_name: "android.view.View"
      depth: 26
    }
    nodes {
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        bottom: 1779
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      class_name: "android.view.View"
      depth: 26
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      class_name: "android.view.View"
      depth: 27
    }
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        bottom: 1123
      }
      class_name: "android.widget.Button"
      text: "A Stratigraphic dating uses the content of the fossils or artifacts themselves to place them in time; carbon dating relies on the layers of earth surrounding fossils or artifacts"
      is_clickable: true
      is_focusable: true
      depth: 27
    }
    nodes {
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        top: 1120
        bottom: 1125
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      class_name: "android.view.View"
      depth: 27
    }
    nodes {
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        right: 1084
        bottom: 1527
      }
      class_name: "android.widget.Button"
      text: "CORRECT (SELECTED) Carbon dating places fossils or artifacts in time by measuring their radiocarbon content; stratigraphic dating relies on the layers of earth surrounding those fossils or artifacts"
      is_clickable: true
      is_focusable: true
      is_focused: true
      depth: 27
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    nodes {
      bounds_in_screen {
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        top: 1524
        bottom: 1529
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      class_name: "android.view.View"
      depth: 27
    }
    nodes {
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      }
      class_name: "android.widget.Button"
      text: "C Stratigraphic dating is a type of radioactive dating that only applies to matter which was once living"
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      is_focusable: true
      depth: 27
    }
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      class_name: "android.widget.RadioButton"
      text: "(Choice A)   Stratigraphic dating uses the content of the fossils or artifacts themselves to place them in time; carbon dating relies on the layers of earth surrounding fossils or artifacts"
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      is_clickable: true
      depth: 28
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      text: "(Choice A)   Stratigraphic dating uses the content of the fossils or artifacts themselves to place them in time; carbon dating relies on the layers of earth surrounding fossils or artifacts"
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      class_name: "android.widget.RadioButton"
      text: "(Choice B, Checked, Correct)   Carbon dating places fossils or artifacts in time by measuring their radiocarbon content; stratigraphic dating relies on the layers of earth surrounding those fossils or artifacts"
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      is_checked: true
      is_clickable: true
      depth: 28
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      class_name: "android.view.View"
      text: "(Choice B, Checked, Correct)   Carbon dating places fossils or artifacts in time by measuring their radiocarbon content; stratigraphic dating relies on the layers of earth surrounding those fossils or artifacts"
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    }
    nodes {
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        top: 1532
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      class_name: "android.widget.RadioButton"
      text: "(Choice C)   Stratigraphic dating is a type of radioactive dating that only applies to matter which was once living"
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      is_clickable: true
      depth: 28
    }
    nodes {
      bounds_in_screen {
        left: -5
        top: 1524
        bottom: 1529
      }
      class_name: "android.view.View"
      text: "(Choice C)   Stratigraphic dating is a type of radioactive dating that only applies to matter which was once living"
      depth: 28
    }
  }
}


assistant: !FUNCTIONCALL{"name": "status", "parameters": {"goal_status": "successful"}}