Read these two sentences from paragraph 3 of the passage.

The responsibility to issue drivers' licenses and establish driving laws has always been given to individual states, and requirements vary among states. In 1903, Massachusetts and Missouri became the first states to have laws about licensing, and in 1908, Rhode Island became the first state to require a driving test.
Which word from these sentences helps you understand the meaning of the word requirements?

individual

responsibility

laws

test