What is necessary to prove larceny by stealing in a building?

To establish the offense of larceny, particularly in the context of stealing within a building, it is crucial that the property taken must belong to someone else and be removed from within a structure, such as a building. This reflects the necessary elements of larceny, which include the unlawful taking and carrying away of someone else's property with the intent to permanently deprive them of it.

Focusing on the requirement that the property must belong to another individual emphasizes the principle that larceny is a crime against property ownership. Taking someone else's property is at the heart of the larceny charge, underscoring the importance of respecting ownership rights.

In this case, the requirement that the property must be taken from within a structure adds a specific element that often pertains to the severity of the offense. When theft occurs within a building, it can indicate a breach of security and privacy that may carry greater legal consequences than theft that occurs outside, such as in a yard.

Thus, this option aligns perfectly with the legal standards set forth for larceny offenses, making it the correct answer. The other suggestions do not capture the legal criteria necessary for proving larceny in a building, as they either misinterpret the required elements or introduce irrelevant scenarios.