Which of the following statements is true?

a. waste isn't a problem in reaching group goals.
b. individual productivity is more important than group productivity.
c. individual productivity is necessary for group productivity.
d. sacrifice isn't necessary to achieve group goals.

Why was charliemagne hesitant about being crounded holy roman emperor?

Reasons for factor mobility of a combine harvester, cotton, an oil platforn and a woodland

According to subpart d, research with children may be eligible for exemption when: the children will be asked to complete a surveythe research involves the use of educational teststhe children will be interviewed by the researcher.the research with children will involve participant observation with researcher interaction.