Which of the following pair is correct?

Who among the following are the three lady members? 

Which of the following dishes has been served to the person sitting immediate left of Sam?

Starting from left, if the third car is owned by C, then what are the colors of cars parked adjacent to F?

If Grandma sits to the left of Milli, then who among the following sits at the top left?

How many offices are there between Q’s and U’s office?

Which of the following set of people cannot be selected for the delegation?

If the persons working at Wipro and Cognizant decide to interchange their cars, then which two persons will have to interchange their cars? 

Who among the following is sitting opposite to the person, who is two places away from E?

Who amongst the following is sitting at extreme right?

Which of the following pair is not sitting adjacent to each other?

Who among the following is sitting second to the left of A?

Who among the following is posted in Mumbai?

Which of the following is true? 

Who among the following should necessarily be selected?