Using the while loop and do...while loop, write a program that displays a list of groceries. Then, allow the user to enter the number of products that they want to
buy, the item code and the quantity for each item. Finally, display the total price that
the user needs to pay. Valid input for the number of products and quantity is positive number. The valid number for the item code is only from a to d.​

For question 1, i'm a bit stuck between serif fonts or large enough type to read. serif fonts are good fonts to use because their easy to read. but you also need your type be large enough to read. if i had to say what you need to consider most important, i would say d is the answer.  for question 3, i believe the answer is d. it seems most appropriate to do that. on every page or every other page would be too much, and only on the contact page just seems inappropriate.  for question 4, it's probably a. by "color scheme" it doesn't mean just one color, but a set of colors. colors that are complimentary to each other. having too many is too distracting so it's best to limit it as much as possible, but not to the point where your website looks dull.hope this !

Answerms-dosmicrosoft disk operating system