"a local restaurant wants to provide it's costumers with driving directions so they can easily find the restaurant's new location"
Website is most appropriate for this situation.
<u>Explanation:</u>
The actual picture of the restaurants can be projected with the help of a website. It provides many important information about the restaurant. It makes the people to know about the look, services offered, customer's view about the restaurant, etc. It also provides basic and important information like the location of the hotel, landmarks, etc.
It is not necessary to have a website that looks fancy. It should be more informative and provide useful information about the restaurant. It should provide the details about the contact information, contact person's name, navigation route, etc. the given situation in the question can be helped with website of that new restaurant.
Both B and D are correct forms - the last comma is optional.
I would use probably use a comma here because the brothers' tasks are so diverse. However, I am not forced to use it - it is optional.
I would not use it here:
I am considering a HP, Dell and Lenovo as possibilities for my next computer.
(Because they are not diverse - they are all brands of computers).
What's wrong with A - It sound as if your brothers dropped the dishes as they took them out of the dishwasher and had to clean up all those broken washed dishes.
C is wrong because of the unecessary common after the "and".