Select the most appropriate meaning of the given Idiom:-

To cross one’s t’s and dot 

To be precise

The most appropriate meaning of the idiom "to cross one's t's and dot one's i's" is to be precise. The idiom comes from the idea of making sure that all of the letters in a word are written correctly, including the t's and i's. In a figurative sense, to cross one's t's and dot one's i's means to be very careful and thorough in order to avoid making any mistakes.

The other options are not as accurate descriptions of the meaning of the idiom. Crossing limit is not the same as crossing one's t's and dotting one's i's. Killing someone is not typically associated with the idiom "crossing one's t's and dotting one's i's." A critical situation is not typically associated with the idiom "crossing one's t's and dotting one's i's."