The$$purpose of research$$can be a complicated issue and varies across different scientific fields and disciplines. Discuss the following reasons for undertaking research$(10-30$words$)$

$5\mathrm{.}1)$ Comparison

$5\mathrm{.}2)$ Hypothesis testing$$

$5\mathrm{.}3)$ Trend identification$$

$5\mathrm{.}4)$ Own knowledge extension$$

$5\mathrm{.}5)$ Strengthen quality of own practice$$