Which of the following best expresses the subject of this passage? A. Halley's work as an astronomer B. Haley's many different interests C. Halley's invention of a contraption for diving
Which of the following best expresses the subject of this passage?
A. Halley's work as an astronomer
B. Haley's many different interests
C. Halley's invention of a contraption for diving
D. Halley's experiences as a diver