Here are the answers:

$3\mathrm{.}1$ The statement that best describes the concept of 'conceptual change' is:

A$)$ Refers to the development and restructuring of existing concepts as a result of knowledge acquisition. In other words, new information that is learned causes already formulated knowledge to alter $($change$)$ for it to fit into a person's schema $($set of ideas$).$

$3\mathrm{.}2$ Strategies to promote conceptual change:

$|$ Column A $|$ Column B $|$ Column C $|$

$|---|---|---|$

$|3\mathrm{.}2\mathrm{.}1|$ Identify misconceptions $|$ Use diagnostic assessments $|$

$|3\mathrm{.}2\mathrm{.}2|$ Use analogies and metaphors $|$ Relate new concepts to prior knowledge $|$

$|3\mathrm{.}2\mathrm{.}3|$ Encourage self$-$reflection $|$ Help learners recognize their own misconceptions $|$

$|3\mathrm{.}2\mathrm{.}4|$ Provide opportunities for discussion $|$ Facilitate collaborative learning $|$

Please note that these answers are based on the provided options and may vary depending on the specific context and requirements of your assignment. If you have any further questions or need clarification, please don't hesitate to ask!