One Word Substitution

There are two columns, column 1 contains a set of words & column 2 contains a set of sentences. Write the number of sentence from column 2 in the boxes given after the words in column 2 to match the write that defines the sentences of column 2 completely.

Column1		Column 2		Correct Answer
Dentist		1 -	marking of a boundary or limits especially of works for different trades.
Delinquent		2 -	identification of a disease or condition after observing its signs.
Demarcation		3 -	one who is guilty of an offence or neglect of duty.
Dermatology		4 -	purification of blood by causing it to flow through a suitable membrane.
Destination		5 -	manner of uttering or pronouncing words.
Detective		6 -	words and pronunciation peculiar to a district.
Diagnosis		7 -	person qualified to treat decay and malformation of teeth.
Dialect		8 -	place to which a person or thing is going.
Dialysis		9 -	one who investigates crime.
Diction		10 -	study of the skin and its diseases.