In the following question, some part of the sentence may have errors. Find out which part of the sentence has an error and select the appropriate option. If a sentence is free from error, select 'No Error'.
Early marriages only not leads to high-population (1)/ and thwart the progress of our young population, (2)/ they entail an enormous amount of trouble to young mothers. (3)/ No error (4)

Options

A. 1
B. 2
C. 3
D. No error

Answer

A