Which detail from heart of darkness show the ineffectiveness of the colonizers a: a gang of chained prisoners walks past marlow, carrying tools. b: marlow's traveling companion demands that a slave be shot over a small infraction. c: a short man has control over a company that brings in huge profit. d: a warship fires at the land, even though there is nothing there to shoot.

The detail from Heart of Darkness shows the ineffectiveness of the colonizers is that a warship fires at the land, even though there is nothing there to shoot.

Explanation:

"Heart of Darkness" by Joseph Conrad is a novel that tells events about the constant misused of resources from the colonizers at the moment of taking power over Africa, some of them were not really made to gain something from the land but to demonstrate the great power they have and how they could do whatever they pleased to.

the anecdote makes readers feel sorry for the man’s lack of heritage, then reminds readers that the man has an equally valuable heritage.