A wildfire also know as a wildland fire, forest fire,(1........) fire, grass fire, peat fire, or bushfire is an uncontrolled fire often occurring in wildland ar

A wildfire also know as a wildland fire, forest fire,(1........) fire, grass fire, peat fire, or bushfire is an uncontrolled fire often occurring in wildland areas, but which can also(2........) houses or argricultural resources. wildfires often begin unnoticed, but they (3........) quickly igniting bushes, trees and homes.
Common causes of wildfires include lightning, human's carelessness, arson, volcano eruptions and pyroclastic clouds from active volcanoes. Heat waves, (4........)and cyclical climate changes such as El Niño can also have a dramatic effect on the risk of wildfires. although, more than, four out of every five wildfires are caused (5........)

a.occur
b.arrid
c.vegetation
d.dry
e.spread
f.allow
g.flammable
h.consume
i.people
j.obvios
k.fall
l.droughts