1.Present perfect tense: "Social media has led to a significant shift" uses the present perfect tense to describe an action that has occurred at an unspecified time before now, adding depth and complexity to the sentence.
2.Noun phrase as subject: "a heightened emphasis on visually appealing and shareable content" serves as the subject of the sentence, using a complex noun phrase to describe the trend, enhancing the depth and complexity of the expression.
3.Infinitive phrase as adverbial: "to achieve a perfect look for social media" uses an infinitive phrase as an adverbial to describe the purpose of staging photos, adding complexity to the sentence.
4.Adjective phrase as postmodifier: In "a practice that has become far more prevalent in the digital age," the adjective phrase "far more prevalent in the digital age" functions as a postmodifier to modify "practice," adding descriptive power and complexity to the sentence.