What does MEP stand for in the context of engine

Select the option that is related to the third word in the same way as the second word is related to the first word.

Select the combination of letters that when sequentially placed in the blanks of the given series will complete the series.

B _ M _ V B Q M _ V _ _ _ F V

Select the option that is related to third letter cluster in the same way as the second - letter cluster is related to the first letter- cluster.

Select the option that is related to the third word in the same way as the second word is related to the first word.

Thick : Thin :: Idle : _________

Given set:  [99, 200, 301]

How is J related to H?

Select the option that is related to the third word in the same way as the second word is related to the first word.

Select the option in which the numbers are related in the same way as are the numbers of the following sets.  

(11, 13, 72)