Answer:
It won't help posting twenty of the same question.
Explanation:
One is enough.
Love makes time go by faster.
It is a because swarm in singular in this case. The whole group acts as one. As a collective noun, swarm can be plural, but only if each bee were doing something individually.
What i think you did a typo
My opinion is, they should explain the term they used when writing. This is because the reader needs to under the abbreviation.