$$ \text { Match the following. } $$

<mrow data-mjx-texclass="ORD">

  <mi mathvariant="normal">C</mi>

</mrow>

<mn>6</mn>

<mrow data-mjx-texclass="ORD">

  <mi mathvariant="normal">H</mi>

</mrow>

<mn>5</mn>

<mrow data-mjx-texclass="ORD">

  <mi data-mjx-auto-op="false">SO</mi>

</mrow>

<mn>2</mn>

<mi data-mjx-auto-op="false">Cl</mi>

<mrow data-mjx-texclass="ORD">

  <mi mathvariant="normal">C</mi>

</mrow>

<mn>6</mn>

<mrow data-mjx-texclass="ORD">

  <mi mathvariant="normal">H</mi>

</mrow>

<mn>5</mn>

<mrow data-mjx-texclass="ORD">

  <mi data-mjx-auto-op="false">SO</mi>

</mrow>

<mn>2</mn>

<mi data-mjx-auto-op="false">Cl</mi>

<mn>1</mn>

<mrow data-mjx-texclass="ORD">

  <mo>∘</mo>

</mrow>

<mn>1</mn>

<mrow data-mjx-texclass="ORD">

  <mo>∘</mo>

</mrow>

<mrow data-mjx-texclass="ORD">

  <mi data-mjx-auto-op="false">LiAlH</mi>

</mrow>

<mn>4</mn>

<mrow data-mjx-texclass="ORD">

  <mi data-mjx-auto-op="false">LiAlH</mi>

</mrow>

<mn>4</mn>

$$ \text { The correct match is } $$

In the following reaction, the suitable starting reagent $P$ is

Among the following set of reactions, the most suitable method for preparing secondary amine is

The major product of the following synthetic sequence is