From the following options, select the word that has the same relation as the word pair below.

Food: Cook ::?

Select the option that is related to the third word in the same way as the second word is related to the first word.
Chapter: book :: handle:?

From the following options, select the letter pair that has the same relation as the letter pair given below.
RP : SQ :: ?

Select the option that has the same relationship with the third number as the second number with the first number.
10 : 1010 :: 11 :?

Select the option that has the same relationship with the third letter group as the second letter group with the first letter group?
KSJ : MUL :: RCU :?

Select the option that is related to the third letter-cluster in the same way as the second letter-cluster is related to the first letter-cluster.
FLQV :JISU :: DJNR : ?

Select the word-pair in which the two words are related in the same way as are the two words in the following word-

Mnemonic : Memory

Select the related word/letters/number from the given alternatives.

OFFICIAL : QHHKEKCN : : LANGUAGE : ?