How Are Elementary Particles Detected? 1) Using a Large Electromagnet

Multiple Choice

How are elementary particles detected? 1) using a large electromagnet
2) allowing particles to pass through a grid of thin gold wires
3) by measuring changes that result from an interaction with matter

A) 1
B) 2
C) 3
D) any of 1, 2, or 3 could be used to detect elementary particles
E) none of 1, 2, or 3 could be used to detect elementary particles