<p>The pair of electron in the given carbanion,&nbsp;<math xmlns="http://www.w3.org/1998/Math/MathML" class="wrs_chemistry"><msub><mi>CH</mi><mn>3</mn></msub><mi mathvariant="normal">C</mi><mo>&#160;</mo><mo>&#8801;</mo><msup><mi mathvariant="normal">C</mi><mi mathvariant="normal">&#920;</mi></msup></math>, is present in which of the following orbitals?</p>