According to paragraph 1, Marcel Bich was shocked because………………..
a cheap pen could be designed with great commercial success
a firm was not established to produce high-quality ballpoint pens
most people could not afford such a firmly established invention
the ballpoint pens available were expensive despite their poor quality
Answer the question before viewing the answer below
Correct answer: D
Dẫn chứng: Bich was shocked at the poor quality of the ballpoint pens that were available, and also at their high cost.