Answer:
hippos capsize boats. They trample people. They bite to protect their young
Explanation:
main fact two says hippos are known to be the cause of death in many ways and capsizing boats can lead to death, trampling can lead to death, biting can lead to death.
"The flight was postponed by bad weather for which I had a ticket". The sentence should read, "The flight for which I had a ticket was postponed by bad weather."