Which of the following are short-run decisions and which are long-run decisions?

a. The head of the Lim family decides to put money in a private pension plan at a major Indonesian bank, Bank Central Asia.

b. Mazda decides to focus on its internal combustion engine instead of focusing on hybrids or electric models.

c. Ryanair pilots announce that they would go on strike to get higher wages.

d. Lufthansa decides to open new check-in desks at its Münich terminal.

e. Jean-Claude Juncker, the president of the European Commission, meets with President Donald Trump for tariff negotiations.

f. Facebook announces that it will increase data privacy, which leads to its share prices declining by almost 20 percent amidst fears of weaker growth.