Final answer:
Color is an important element in the success of Grant Redden's painting 'Morning Gathering' as it creates mood and conveys the vastness of the landscape.
Step-by-step explanation:
Color is the important element in the success of Grant Redden's painting titled 'Morning Gathering'. The painting demonstrates the use of color to create mood and convey the vastness of the landscape. The color of the mountains, the canyons, the sky, shadows, and trees all work together to enhance the overall composition of the painting.