the pink parts of the graph represent the ph range where some common freshwater organisms survive. if the ph of a lake were to start at 3 and become more basic, at what ph would these freshwater organisms begin to die out? a) 4.0 b) 4.5 c) 5.0 d) 5.5

Mr. chiu made a dot plot after asking his students a question. based on the dot plot, which statements are correct? check all that apply. eleven students answered mr. chiu's question. twelve students answered mr. chiu's question. three people studied for two hours. three people studied for three hours. everyone who responded studied for at least one hour. four people studied for four or more hours