119. Project quality assurance:
a. Includes policing the conformance of the project team to specs
b. Provides the project team and stakeholders with standards, by which the project performance is measured
c. Is a managerial process that defines the organization, design, resources, and objectives of quality management
d. Provide confidence that the project will satisfy relevant quality standards

Answer accoding to me should be option "B" but correct answer is "D" why ? Pls explain.

correct answer is "D"

Is there is any difference between PMO & Project office?

127. The organization that is a formalized structure directed toward the support of the project community within the organization is called:
a. Matrix organization
b. Project office
c. Project team
d. Project management office

correct answer is "B"

129. The organization that is a formalized structure where the project teams and the project managers reside is called:
a. Matrix organization
b. Project office
c. Project team
d. Project management office