After Creating Two Variables as Follows

question 27

Multiple Choice

After creating two variables as follows:
Char message1[81] = "this is a string";
Char *message2 = "this is a string";
The statement ____ is not valid in C.

• A) message1 = "A new message";
• B) message2 = "A new message";
• C) message2 = message1;
• D) message2[0] = 'T';

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Definitions:

Downward-sloping

A downward-sloping curve illustrates a negative relationship between two variables, commonly seen in demand curves where price and quantity demanded are inversely related.

Slope

The rate at which a line on a graph inclines or declines, indicating the relationship between two variables on a plotted curve.

Movement Along

The change in quantity demanded or supplied of a good due to a change in its price, represented graphically by a movement along a demand or supply curve.

Slope

In mathematics and economics, the rate at which one variable changes over the change in another variable, often used in the context of supply and demand curves.