126. The ____ to review plans to replace the Tronton Bridge will be scheduled soon

• A. heard
• B. hears
• C. hearing 
• D. hear

127. Kovox Ltd. aims to optimize quality ____ reducing the impact on the environment

• A. which
• B. while 
• C. because
• D. unless

128. The grocery store ____ vegetables from out of town until local prices went down last month

• A. is buying
• B. will be buying
• C. has been buying
• D. had been buying 

129. All Hershel Industries employees must have a valid ID card ____ enter the building

• A. in order to 
• B. as long as
• C. regarding
• D. always

130. ____ and cost factored equally in choosing Cantavox as our main supplier

• A. Reliability 
• B. Allowance
• C. Dependence
• D. Estimation