Please choose the correct ending to complete the given sentence: Health: [header] How to avoid getting dengue fever on a mission trip [title] Know what dengue fever is. [step] Dengue (pronounced as' den-gay') is a communicable disease (not contagious), transmitted to humans by the biting blood meal of an infected mosquito. Once infected, the person is sick for a period of days but carries the virus thereafter.

Ending1: The person may go back to work without any symptoms; however, they do not transmit the virus again. Dengue fever is widespread in germany and throughout europe as a result of the viruses being transmitted through mosquito bites. Ending2: The bite is then contracted during course of 6 weeks. [title] Also, the bite damages the brain's musculature by producing an electromagnetic energy field in the brain causing pain and putting pressure on the bite. Ending3: This means that they will be immune to that strain of the virus, but infection with other strains can have drastic complications. It is caused by a virus from the family of flaviviridae and related to west nile virus and yellow fever. Ending4: However, the mosquito is docile and active-i.e. it is not actively targeting humans; rather, it bites victims and causes up to 10% of the mosquito population to bear the virus.

Answer format: ending1/ending2/ending3/ending4