Why is it often difficult for most people to diagnose meningitis
early?

Meningococcal disease can be difficult to diagnose because the signs and symptoms are often similar to those of other illnesses. If a doctor suspects meningococcal disease, they will collect samples of blood or cerebrospinal fluid (fluid near the spinal cord). Doctors then send the samples to a laboratory for testing.

Explanation:

in "letter from a birmingham jail," king argues that there are four basic steps in any nonviolent campaign: "[c]ollection of the facts to determine whether injustices exist; negotiation; self purification; and direct action." finally, direct action is taken and acts such as boycotts and sit-ins are staged.

the characters in string all have major secrets that they strive to avoid revealing throughout the play.