Alexander Graham Bell was the first to patent the telephone. He did most of his research about the telephone in his laboratory in Boston, Massachusetts.
Answer:Tactical Plan, Operational Plan
Explanation:
A tactical plan is a strategic plan involving tactics and plans to achieve a desired goal or target. For example, if a company wants to be a market leader, then they have to increase their spending on advertising and marketing.
An operational plan is a comprehensive plan used to depict the role of each team or department in a clear context in order to achieve the target .
This plan includes how can one achieve the target, what resources are required to achieve a goal while resource allocation is made by Tactical plan.
3. Immigrants come from a variety of different countries
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