Who amongst the following has joining date in June ?

G sits third to the right of the person who joins in May and the person who joins in August sits second to the right of G, => Let the person who joins in August sit at extreme right end. 

A and E are immediate neighbours of each other. Neither A nor E has joining dates either in May or August. Neither A nor E is an immediate neighbour of G, => A sits at the extreme left end of the row and E to its immediate right.

Only two people sit between E and the person whose joining date is in July, => The person whose joining date is in July sits to the immediate left of G. 

Only one person sits between E and B, => B sits between the persons having joining dates in May and July. 

E joins after April and joins neither in May, July (because of gap of 2 persons) or August, => E joins in June.

H sits third to the right of the person whose joining date is in January, => B joins in January, and H sits to the immediate right of G. 

The person whose joining date is in February sits to the immediate left of D, => D sits at the extreme right end.

C joins on one of the months before July and G joins after A, => C joins in May A joins in March and thus G in April.

E has joining date in June.

=> Ans - (B)