H49: Check for correct markup of quotations

HTML Snippet Code
Scenario 1: Blockquote is not provided for the text

Even in the days before my teacher came, I used to feel along the square stiff boxwood hedges, and, guided by the sense of smell, would find the first violets and lilies. There, too, after a fit of temper, I went to find comfort and to hide my hot face in the cool leaves and grass.

<p style="font: 14px/22px normal helvetica, sans-serif;margin-top: 10px;margin-bottom: 10px;margin-left: 50px;padding-left: 15px;border-left: 3px solid #ccc;"> Even in the days before my teacher came, I used to feel along the square stiff boxwood hedges, and, guided by the sense of smell, would find the first violets and lilies. There, too, after a fit of temper, I went to find comfort and to hide my hot face in the cool leaves and grass. </p>
Scenario 2: Q tag is provided for long blockquote

Even in the days before my teacher came, I used to feel along the square stiff boxwood hedges, and, guided by the sense of smell, would find the first violets and lilies. There, too, after a fit of temper, I went to find comfort and to hide my hot face in the cool leaves and grass.

<q> <p> Even in the days before my teacher came, I used to feel along the square stiff boxwood hedges, and, guided by the sense of smell, would find the first violets and lilies. There, too, after a fit of temper, I went to find comfort and to hide my hot face in the cool leaves and grass. </p> </q>
Scenario 3: Superscript is not provided for the text
India is 5th largest economy in the world India is 5<span style="vertical-align: super;">th</span> largest economy in the world
Scenario 4: Subscript is not provided for the text
The chemical notation for water is H2O. The chemical notation for water is H<span style="vertical-align: sub;">2</span>O.
Scenario 5: Strong and Em tag is used to emphasized the text
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