How is control defined according to IFRS $10?$

$1.$

Control is based solely on the legal ownership of the subsidiary$$s net assets.

$2.$

Control is determined by the parent$$s operational management of the subsidiary$$s day$-$to$-$day activities.

$3.$

Control exists when the parent owns $50\%$ of the voting rights in the subsidiary

$4.$

Control is established when the parent has power over the subsidiary, exposure to variable returns, and the ability to influence those returns