Answer:
D. Change the def to def area (width, height = 12)
Explanation:
Required
Update the function to set height to 12 when height is not passed
To do this, we simply update the def function to:
def area (width, height = 12)
So:
In boxlarea = area (5,2), the area will be calculated as:

In box2area = area (6), where height is not passed, the area will be calculated as:

Answer:
Top area of Word, the second segment.
Explanation:
To make it bold, press the "B" button and to change the colour press the "A" underlined with a colour (normally red).
Answer:
D. Subscriber
Explanation:
Digital Subscriber Line is a family of point-to-point technologies designed to provide high-speed data transmission over traditional telephone lines.
The high speed data transmission property helps to transmit data in a fast and timely manner between two or more points or people during calls, texts and other activities.