[…] most hurricanes spend their time over the oceans gathering...

[…] most hurricanes spend their time over the oceans gathering strength and then disintegrate. some, however, eventually hit land, leaving entire cities and communities devastated. as average global temperatures are on the rise, scientists believe storms even more disastrous. within seven years of each other, the us endured two of the worst hurricanes on record: hurricane katrina in 2005 and hurricane sandy in 2012. scientists are now finding better ways to track the path of hurricanes by flying into the storm to measure wind, pressure, temperature, and humidity as well as to provide an accurate location of the center of the hurricane, also called the eye of the storm. […] national geographic. hurricanes 101. available at: . accessed on: 17 october 2016. the best option to fill in the blank in the text is (a) are becoming (b) becomes (c) became (d) becoming