Sophia's grades have been updated online. Sophia's mom has

Last updated: 8/9/2022

Sophia's grades have been updated online. Sophia's mom has seen the grades and has started texting her about them. The data is shown in the table. Hours since grades were posted 0 1 2 3 Number of texts 2 6 18 54 Which algebraic expression represents Sophia's mother's attempts to contact her? ○ 3x ○ 2ˣ⁻¹ ○ 2(3)ˣ ○ 2(3)ˣ⁻¹