The correct word that should fill the blank is: takes.
Thus we will have;
My mother always takes charge of running the household.
A verb should be the right choice to fill the sentence. In this sentence, we find that the verb takes fills the sentence most correctly.
It demonstrates the action being taken by the subject in running the household.
Therefore, 'takes' fills the sentence more correctly.
Learn more about verbs here:
https://brainly.com/question/24554640
