Answer:
Mail bomb is the correct answer.
Explanation:
In the following statement, A mail bomb is the type of attack on e-mail of the particular person by which the attacker transfers large quantities of e-mail to the target computer in the expectation of flooding the target with so much meaningless e-mail that legitimate e-mail is not accessible. So, that's why the following answer is correct.
Answer:

Explanation:
Given
On Earth

On the moon

Required
The astronaut's mass on the moon
The mass of an object do not change base on location
So, if the mass of the astronaut is 80kg on earth, it will be 80 kg on the moon.
Hence:

Answer: D) All of the given options
Explanation:
Motivational appeals refers to the an emotional nature developed to increase individual values. It is a tool of emotions which target the psychological needs. It is a visualization of someone's desire and values and method of satisfying the emotions. Motivational appeals are divided into many categories like motivation and emotions.
Explanation:
its a laptop ☺️. . . . . .. . .
Answer:
if(isalpha(passCode[0]))
{
passCode[0] = '_';
}
if(isalpha(passCode[1]))
{
passCode[1] = '_';
}
Explanation:
The first if statement uses isalpha() function which checks if the character passed in this function is an alphabet. If the character stored in 0-th position (which is the first position whose index is 0) of the variable passCode is an alphabet then it is replaced with the '_'
The next if statement checks if the second character in the passCode variable is an alphabet. This means the function isalpha() checks if the character stored in second position (index 1) of the variable passCode is an alphabet then it is replaced with the '_'
The complete activity with this chunk of code added and the output is attached in a screen shot.