PLEASE HELP ME WITH THE TOP QUESTION ASAP Giving 20 points

The influenza virus cause the flu, but not other diseases. why?

About how many years does it take for one cycle of surface water to become deep water and then surface water again in the oceans? 101001,000

Astudent sees several ants walking up a wall following the exact same trail that an ant took earlier. she wants to apply the scientific method to determine how the ants detected the trail. which of these steps would come first in her application of the scientific method? perform an experiment by cleaning the scent away from part of the trail. draw a conclusion that the ants follow a scent trail. make a prediction about what the ants will do after she cleans away part of the trail. hypothesize that the ants are following a scent trail that the first ant left.