As Research for a Science Class,seventh Graders at a Grade

Multiple Choice

As research for a science class,seventh graders at a grade school in Ontario collected data on weather patterns.For each day in January of 2014,they recorded the high and low temperatures,precipitation,humidity,and wind speed.

A) Who: All days in January of 2014; Cases: Each day is a separate case; What: High and low temperatures,precipitation,humidity,and wind speed; When: January 2014; Where: Ontario; Why: Research for a science class; How: Not specified.
B) Who: Seventh graders; Cases: Each student is a separate case; What: High and low temperatures,precipitation,humidity,and wind speed; When: January 2014; Where: Ontario; Why: Research for a science class; How: Not specified.
C) Who: All days in January of 2014; Cases: Each student is a separate case; What: High and low temperatures,precipitation,humidity,and wind speed; When: January 2014; Where: Ontario; Why: Research for a science class; How: Watching the weather channel.
D) Who: All days in January of 2014; Cases: Each day is a separate case; What: High and low temperatures; When: January 2014; Where: Ontario; Why: Research for a science class; How: Watching the weather channel.
E) Who: Teachers; Cases: Each day is a separate case; What: High and low temperatures,precipitation,humidity,and wind speed; When: January 2014; Where: Grade school; Why: Research for a science class; How: Reading the newspaper weather predictions.