There weren't enough chairs for everyone.  What might have to be delayed? - bookstore - building - meeting - office - coffeehouse  The best answer is
meeting

What would a bird do if it wanted to scoop up more air? - fly high - head south - lay eggs - squawk - spread wings  The best answer is
spread wings

What is a performance by actors on tv to promote buying a certain product? - newspaper - show - theatre - movie - commercial  The best answer is
commercial