Aperson who required a prolonged clotting time would most likely be deficient in:

In vitamin k. The most widely recognized reasons for vitamin K lack are a deficient dietary admission, insufficient retention, and diminished stockpiling of the vitamin because of liver infection, yet it might likewise be caused by diminished generation in the digestion tracts. 

A vitamin K lack in grown-ups can prompt coronary illness, debilitated bones, tooth rot, and tumor. A notice indication of a vitamin K inadequacy is draining and wounding effectively. This draining can start as an overflowing from the gums or nose.

Wetlands form where water and land meet. a lake with a wetland fringe can fill in with decayed plant and animal material to become a wet meadow. a pond can fill in to become a bog or fen. sediment can fill in a river marsh to become a swamp.flooding of coastal lowlands from rising sea levels has created broad coastal marshes that are protected from wave action by barrier islands or reefs. coastal wetlands also form when rivers deposit sediment as they reach the ocean. plants then take root and hold the soil firm against the forces of tides and waves.

The correct answer would be b