a hobby - starting in my early childhood - is my stamp collection.

How would the previous sentence be correctly capitalized?
Answer: A hobby - starting in my early childhood - is my stamp collection.
cast off. crochet laces as long as necessary and finish as for panties.

How would the previous sentence be correctly capitalized?
Answer: Cast off. Crochet laces as long as necessary and finish as for panties.
many more people could be fed if the resources used to raise cattle were used to produce grain to feed the world's population.

How would the previous sentence be correctly capitalized?
Answer: Many more people could be fed if the resources used to raise cattle were used to produce grain to feed the world's population.
visit barcelona bilbao also provides unforgettable excursions through the city of barcelona!

How would the previous sentence be correctly capitalized?
Answer: Visit Barcelona Bilbao also provides unforgettable excursions through the city of Barcelona!