HELP PLS!!!!!!!!!!!!!!!!!!!!!!!

Answer: Im pretty sure its c
Step-by-step explanation: im sorry if its wrong
Answer:
D) Need more information
Step-by-step explanation:
m<P + m<Q + m<R = 180
m<R = 180 - m<P - m<Q
We don't know the measures of angles P and Q, so we don't have enough information to find the measure of <R.
Answer: D) Need more information