Help on this english question

What is the meaning of the word checking as it is used in this sentence from the second paragraph of the passage?

Create an explanatory essay outlining a technological advancement during the industrial revolution in england, and how this advancement impacted the workers. compare this information with information you have researched about a twenty-first century hardware invention, how this has changed lives, and how the workers who create the hardware are impacted. construct a strong conclusion, making a connection between technology of the past and present.

Capulet: o brother montague! give me thy hand: this is my daughter's jointure, for no more can i demand. which theme of romeo and juliet is best supported by this excerpt? tragedy is often caused by people misunderstanding each other. tragedy causes people to blame one another and drive each other apart. tragedy is often necessary in order for people to forgive one another. tragedy can cause people who are enemies to forgive each other.