ProjetMJC/app/src/main/res/layout/activity_permission.xml

<?xml version="1.0" encoding="utf-8"?>
<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
    tools:context="macampcorp.macamp.activities.PermissionActivity">

    <Button
        android:id="@+id/understood"
        android:layout_width="wrap_content"
        android:layout_height="60dp"
        android:layout_alignParentBottom="true"
        android:layout_alignParentEnd="true"
        android:layout_alignParentLeft="true"
        android:layout_alignParentRight="true"
        android:layout_alignParentStart="true"
        android:onClick="onUnderstood"
        android:text="@string/btn_understood"
        android:textColor="#000000"
        android:textSize="25dp"
        android:textStyle="bold" />

    <ScrollView
        android:id="@+id/scrollView2"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_above="@+id/understood"
        android:layout_alignParentEnd="true"
        android:layout_alignParentLeft="true"
        android:layout_alignParentRight="true"
        android:layout_alignParentStart="true"
        android:layout_alignParentTop="true">

        <TextView
            android:id="@+id/disclamer"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_alignEnd="@+id/understood"
            android:layout_alignParentLeft="true"
            android:layout_alignParentStart="true"
            android:layout_alignParentTop="true"
            android:layout_alignRight="@+id/understood"
            android:text="disclamer"
            android:textColor="#000000"
            android:textSize="16dp" />
    </ScrollView>
</RelativeLayout>