Answer:
B. The approval of a vaccine helps the economy.
Explanation:
Coronavirus vaccines are highly desired worldwide and it is not surprising that the launch of these vaccines would stimulate the markets and bring benefits to economies, as they generate a perspective of normality and progress.
This is confirmed by the text above, which shows that the launch of vaccines has increased stocks and boosted the economy.
Weis ist nicht das sweeeeer
One I have heard at school is that when the people in front of you down the narrow hallway are walking too slow is, "You walk slower than a herd of elephants stamping through peanut butter."