Adele Goldberg and Robert Flegal of Xerox Palo Alto Research Center in 1982.
i hope this helps chu
Answer:
fifes and drums were used to regulate the daily activities of the troops.
Explanation:
A model is a three-dimensional of a person/thing or of a proposed structure.
A mock up is a model or replica of a machine or structure, used for instructional or experimental purposes.
A prototype is a first or preliminary version of a device or vehicle from which other forms are developed.
As many times as you want makes most sense to me but they all fit in the sentence
Answer:
hi
Explanation:
no............ No it does not
