fozzzy wrote:
Astronomers have theorized that the Big Bang governs the behavior of interstellar dust, particles that comprise the atoms and molecules created in the progenitive explosion and persisting in even the emptiest regions of space.
a persisting
b persists
c persisted
d they persist
e are persisting
[Reveal] Spoiler:
What's wrong with E?
1. Went with A
2. They persist and are persisting does not seem right
3. Peristed is past
4. I would have gone with that persist but it is not there and so went with persisting
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