Which element involves a side straddle jump on the balance beam?

The element that involves a side straddle jump on the balance beam is indeed the choice that mentions a "BB straddle jump side." This element is characterized by the gymnast performing a jump where the legs are spread apart in a straddle position as they clear the beam. This movement showcases both strength and flexibility, as well as balance, which are essential qualities in gymnastics routines on the beam.

Understanding the terminology, a "straddle jump" specifically refers to the body position where the gymnast jumps with their legs extended outward, as opposed to other types of jumps that may require different leg placements or techniques. This jump is often valued for its aesthetic appeal on the balance beam.

The other options present elements that do not involve the side straddle jump. A forward salto dismount denotes a different type of dismount technique, often involving flipping. Similarly, a front 1/1 dismount is a specific type of dismount executed with a front somersault and a 360-degree turn, and a "tic toc" refers to a different balance beam skill that does not utilize a straddle jump position. Thus, recognizing the characteristics of each jump helps clarify why the straddle jump side is the correct identification for this specific element.