Examlex
Which of the following species is/are a resonance form(s) of the species in the box?
Open Groups
Groups that are characterized by their openness to new members, allowing for fluid membership and participation.
Closed Groups
Groups that have restricted membership and often require an invitation to join, characterized by a fixed set of members.
Boeing's Development
The process of growth, innovation, and expansion that the aerospace company Boeing has undergone since its establishment.
First Officer
In aviation, the pilot second-in-command of an aircraft, assisting the captain and ready to take over responsibilities if needed.
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