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 asentence is free from error, select 'No Error'.
She picked (1)/ on the (2)/ trail soon after. (3)/ No error (4)
A manufacturer faces price elasticity of demand of a 1.25 for its product. If it lowers its price by 6.4%, the increase in quantity sold will be _____.