Answer:
A. Increase; increase
Step-by-step explanation:
Step-by-step explanation:
Unemployment rate is the percentage of the labor force that are able to work and are seeking employment but are not currently employed.
Mike joining the labor force and being currently unemployed increases this rate.
The labor force participation is the percentage of the a country's working age population who are looking for work or already employed. It is calculated by .
This number will also increase because of Mike's addition to the number of unemployed people but not the working age population.