A photographer is taking a group picture of 10 people in a row including Anneicka, Isaiah, and Dylan. In how many ways can this be done.

Example: if the three girls are standing on the left side (first three position) of the row? Solution: P = 3! 7! = 30 240 ways
a. If there are no restriction

b. If Anneicka, Isaiah, and Dylan insist on standing next to each other.

C. If Anneicka, Isaiah, and Dylan insist on standing next to each other where Isaiah is always at the middle.

d. If Dylan and Anneicka insist on standing next to each other.

e. If Dylan and Isaiah refuse to stand next to each other.​