True or false

$11.$A compelling value proposition is not necessary if a website has high$-$quality products$\mathrm{.}12.$Multivariate Testing is only useful for testing variations of headlines and images$\mathrm{.}13.$Using data from testing is not important for making informed decisions about website improvements$\mathrm{.}14.$The primary goal of CRO is to increase website traffic$\mathrm{.}15.$Continuous Improvement and Iteration are not necessary for successful CRO$\mathrm{.}16.$Split URL Testing is useful for testing minor changes in webpage layout or design$17.$Crafting persuasive copy for a landing page involves using complex language that may not resonate with the target audience$\mathrm{.}18.$Google Analytics is primarily used for managing tracking codes and tags on a website$\mathrm{.}19.$A$/$B Testing compares two versions of a webpage simultaneously to determine which one performs better$\mathrm{.}20.$Customer personas help in understanding the goals, needs, and challenges of competitors in the market.