What is also known as a visual aid in presentation

Which of these might be an example of an advertiser's target group? a.people who have no access to media b.people the advertisers know nothing about c. people who watch a variety of tv shows d. people who live in the same region of the country

True or false when a host gets an ip address from a dhcp server it is said to be configured manually

7. test average and grade write a program that asks the user to enter five test scores. the program should display a letter grade for each score and the average test score. write the following methods in the program: calcaverage: this method should accept five test scores as arguments and return the average of the scores. determinegrade: this method should accept a test score as an argument and return a letter grade for the score, based on the following grading scale: score letter grade 90-100 a 80-89 b 70-79 c 60-69 d below 60 f