Choose or find odd word - Lapies , Stalactites , Cliffs , Sinkholes , Stalagmites

C. CLIFFS

Pointing to a person, a man said to a woman, "His mother is the only daughter of your father."
How was the woman related to the person ?

A. AUNT

In a certain language, 'po ki top ma' means 'Usha is playing cards' ;
'kop ja ki ma' means 'Asha is playing tennis' ;
'ki top sop ho' means 'they are playing football' ;
and 'po sur kop' means 'cards and tennis' ; Which word in that language means 'Asha' ?

A. JA

Complete analogous pair - Winter : Hibernation : : Summer : ?

C. AESTIVATION

In the following question, a group of letters is given which are numbered 1, 2, 3, 4, 5 and 6. Below are given four alternatives containing combinations of these numbers. Select that combination of numbers so that letters arranged accordingly, form a meaningful word. R  E  S  T  L  U
1  2  3  4  5  6

C. 5, 6, 3, 4, 1, 2