can anyone please answer the questions? it's about Management Decisions class. Thank you so much!!

and w hate behavior och 14) The value A) elimate dhe Comics D) my is relatively low for a short period of th i s 15) When it in a beina A) recesso B) depression prospecycle Dhoom 16) Civil wars policial coups, temorium, wars between countries, famines and country or regional e s are all cuamples of which element of the general environment A) demographics B) specife International events Comics D) culture 17) In a perfectly competitive industry. A) there are relatively few firms operating in the industry. B) the products and services sold by firms in the industry are very different from each other. C) it is very costly for firms to enter the industry. D) it is not very costly for firms to enter or exit the industry. 18) Within the five forces framework, the five most common threats facing firms from their competitive environment include each of the following except A) substitutes. B) complementors. C) suppliers D) buyers. 19) Which type of competition is characterized by a large number of firms, heterogeneous products and low cost of entry and exit? A) perfect competition B) monopolistic competition C) oligopoly D) monopoly 20) Which type of competition is characterized by a small number of firms, homogeneous products and costly entry and exit? A) perfect competition B) monopolistic competition C) oligopoly D) monopoly