I think the answer is 1. And 2.
Necesitamos que haya entendido nuestro compromiso con el trabajo.
Estoy feliz de me hayan elegido para el puesto.
<h2>
Answer:</h2>
Decreasing
<h2>
Explanation:</h2>
In this problem, we have the following function:

This is an exponential function. This type of function is given in the form:

In this case:

Given that:

<em>Then, the function is decreasing. The graph is shown below.</em>