Question: Why do some planetary nebulae have surprisingly complex shapes with multiple symmetric lobes or arcs, etc.? Question 1 1 options: Because they were ejected by

Why do some planetary nebulae have surprisingly complex shapes with multiple symmetric lobes or arcs, etc.?
Question 11 options:
Because they were ejected by a Black Hole
Because they were ejected by a star in a binary star system
Because they were ejected by a star with planets orbiting around it
Because they were ejected by a high-mass star

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