Which tools would you use to make Header $1$ look like Header $2?$ Select all that apply.

Header $1$

$\backslash$table$[[2,$A$,$B$,$C$],[1,$First Name,Last Name,RSVP$]]$

Header $2$

$1$

First Name

Last Name

C

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$k^{}$

$\mathrm{.}00$

$\mathrm{.}0$