In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.
The union allows the employees to bargain ______________ for higher wages.
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'.
The salesman tried to(A)/sell me a solar water heater(B)/but I already have one.(C)/No error(D)