How does the use of styling gel typically benefit hairstyles?

The use of styling gel is particularly beneficial as it adds hold and shape to the hairstyle. This is primarily due to the properties of styling gel, which typically contains polymers that create a film over the hair strands, thereby allowing the hair to maintain its shape and style for an extended period.

Styling gels can help in defining curls, keeping frizz at bay, and providing structure to various styles, making them a popular choice for achieving a polished look. When applied, gels can give hairstyles a firm or flexible hold, depending on the formulation, which supports the desired shape while allowing the stylist or user to manipulate the hair as needed.

The other options do not accurately represent the primary function of styling gel. For instance, while some products may confer a certain level of shine, that is not the primary or most beneficial function of gel. Similarly, while gels might have conditioning agents, their primary role is not to act as a conditioner, but rather to add hold and shape to hairstyles. Lastly, while it's possible for styling gels to make hair feel different, a heavier feel is not a desired outcome for most users and does not reflect the primary benefit of the product.