A diversified firm like GE$,$ where multiple and sometimes strikingly different businesses must be managed, crafting a full$-$fledged strategy involves: $..........................................................................................................................$

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$($a$)$ Two distinct types of strategic actions and initiatives.

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$($b$)$ Three distinct types of strategic actions and initiatives.

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$($c$)$ Four distinct types of strategic actions and initiatives.

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$($d$)$ Five distinct types of strategic actions and initiatives.