The protest committee shall take the evidence of the
parties
present at the hearing, their witnesses, and any other evidence
it considers necessary. Hearsay evidence is admissible.
However, the protest committee may exclude evidence which
is irrelevant or unduly repetitive.
A
party
present at the hearing may question any person who
gives evidence.
A member of the protest committee who saw the incident shall,
as soon as reasonably possible, declare this fact to the
parties
attending the hearing.
A witness shall be excluded from the hearing when not giving
evidence, except for a witness who: