More of you are working with an advertisement media and a marketing project
Answer:
larger difference threshold
Explanation:
Based on the information provided within the question it can be said that this would indicate that Maria apparently has a larger difference threshold than does Jennifer. This term also known as the just noticeable difference (JND) refers to the minimum level of stimulation that an individual can detect 50% of the time. Which in this scenario would be the tone of the guitar strings.
I would say lines, because the lines in the sky (the orange curved ones) create emphasis, and the white lines in the sky give the appearance of the road moving downwards.