[tex]\begin{gathered} \text{ Let us consider the rule that governs the function} \\ \text{ when x=0. y=1} \\ \text{when x= 1, y=1.2}^1 \\ \text{when x=2, y=1.44=1.2}^2 \\ \text{when x=3, y= 1.728=1.2}^3 \\ \text{when x= 4, y=2.0736=1.2}^4 \\ \text{Following this pattern, we can conclude that } \\ \text{y=1.2}^x\text{ is the rule of the function} \end{gathered}[/tex][tex]y=1.2^x\text{ is an exponential function}[/tex]
This makes the correct answer to be exponential function
