Which answer choice describes two CENTRAL ideas of the article?
1. 2020 has been an especially challenging year for people.
2. LKM can help people to feel more compassionate.
3. Many therapists have seen their clients show improvement after practicing LKM.
4. Humans feel happier when they feel more love.
a
1 and 3
b
2 and 4
c
1 and 2
d
3 and 4