Which of the following statements about otitis media is false?

(a) it is caused by streptococcus pyogenes.
(b) it is a complication of tonsillitis.
(c) it is transmitted by swimming pool water.
(d) it is caused by rhinovirus.
(e) it is caused by staphylococcus aureus.

Ascientist wants to determine the effect of a new type of gasoline. he fillsone car with normal gasoline and another identical car with the new gasoline. which is the control group? a. the new type of gasolineb. the car with the normal gasolinec. the car with the new gasolinethe amount of gasoline usedd. the amount of gasoline used

Me with these questions image attached

Based on the topographic map of mt. st. helens, what is the contour interval of the volcano about height is 2,950 m?