Choose the sentence that shows the correct usage of commas. Because we had packed haphazardly we were unable to put all our supplies into the suitcases.

As you have not provided a sentence with commas, there is no comma error to correct.

What I can offer you is this:  your sentence rewritten to include a comma

Because we had packed haphazardly, we were unable to put all our supplies into the suitcases.

Explanation:

Whenever a dependent clause begins a sentence, that clause must ALWAYS be followed with a comma.

the african society basically suffered the consequences of colonization and apartheid directly attacking the black people, first, during the colonialism and its main idea which which "white people" had better rights, affecting   them principally in the right to establish black people in their territories, access to quality education and health services and took away any civil right even to the black people to feel they have the same opportunities as the settlers.

better now, by post malone