[amp_mcq option1=”72″ option2=”70″ option3=”71″ option4=”75″ correct=”option2″]
The correct answer is B. 70.
The numbers of A, B and C coaches are 72, 70 and 76.
Option A is incorrect because it is the same as the number of A coaches.
Option C is incorrect because it is less than the number of A coaches.
Option D is incorrect because it is greater than the number of C coaches.