This question has more than one correct answer and all must be selected. Select all the statements that are true. Question 15 options: As a percentage of total employment within the Canadian economy, jobs in the service sector have declined over the past 40 years. Labour productivity is an index of the output per person or hours worked. As the value of output per work hour goes up, the nation's standard of living is lowered. Over the last decade the gains in labour productivity in Canada have been greater in the manufacturing sector than in the service sector. Processes do not necessarily add value to every customer along the supply chains