Answer: A. Aircrafts.
Explanation: It's A because they made over 300,000 airplanes, another fun fact: The aerospace industry is larger than both agriculture and hollywood combined!
D. the Olympic bicycle racer who goes faster when he is racing against a person rather than the clockSocial facilitation is when individuals are motivated to do their best because of an external stimuli or individual.Thank you for your question. Please don't hesitate to ask in Brainly your queries.
<span>Elections are the centerpiece of democracy. Through voting, people can voice their opinions, express their hopes and aspirations, discipline their leaders, and ultimately control their nation's destiny. According to democratic theory, elections are the public's source of power, but in order to use its muscle effectively it has to know where candidates and parties stand on public policy issues. Besides the people themselves, two groups have major responsibilities in this regard.</span>