Multiple Choice
In the Standard Model,as with the leptons,there are 3 generations of quarks (u&d,c&s,and t&b) .The reason for this is
A) because a baryon contains 3 quarks.
B) because the electric charge of the quarks is +1/3 or -2/3 of e.
C) because each quark has a baryon number of 1/3.
D) all of the above.
E) something we do not yet understand.
Correct Answer:

Verified
Correct Answer:
Verified
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