Distinguishing a Product by Adding Additional Features or Value Is $\text {\underline{ Differentiation} }$

Multiple Choice

Distinguishing a product by adding additional features or value is part of which of the following competitive strategies?
$\text {\underline{ Differentiation} }$                     $\text {\underline{ Cost leadership} }$                   $\text {\underline{ Confrontation} }$

A) yes no yes
B) yes yes yes
C) yes no no
D) no yes yes