What was the outcome of the mass shooting at Sandy Hook Elementary School?

The outcome of the mass shooting at Sandy Hook Elementary School is accurately captured by the fact that 27 individuals were killed, including the shooter. This tragic event occurred on December 14, 2012, and became one of the deadliest school shootings in U.S. history. The total number of fatalities included 20 children and six staff members, along with the shooter, who took his own life at the scene.

This information highlights the severe impact of the incident on the community and the nation as a whole, sparking discussions on gun control and school safety that continue to this day. The other options do not align with the established facts regarding the number of victims, as the totals presented in those choices significantly underestimate the loss of life that occurred during this event.