Identify two of the following phytohormones,which regulate the stomatal movements?
$I.$ $IAA$
$II.$ $GA_3$
$III.$ $Zeatin$
$IV.$ $ABA$
$I.$ $IAA$
$II.$ $GA_3$
$III.$ $Zeatin$
$IV.$ $ABA$
- A$I$ and $III$
- B$II$ and $III$
- C$III$ and $IV$
- D$II$ and $IV$
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