Refer to the data below and answer the ques ons that follow.

Six officers Alwyn, Bob, Charles, Dwayne, Ethan and Fredrick, wearing white, black, blue, green, pink and red shirts, not necessarily in the same order, are to be seated around a circular table in six symmetrically arranged chairs, all facing the center of the table.

i. Officers wearing white and black shirts are si ng opposite to each other.
ii. Officers with the first le er of their names as vowels are neither si ng opposite to each other si ng opposite nor adjacent to each other.
iii. Bob and Charles always sit together.
iv. Officers wearing red and pink shirts are not si ng adjacent to each other.
v. Alwyn is wearing a white shirt.