STEP - BY - STEP EXPLANATION
What to find?
Draw a tree diagram to illustrate all possible outcomes.
Given:
Door A, Door B and door C.
Colors are: red, green, yellow or blue
Step 1
What is a tree diagram?
A tree diagram is a new management planning tool that depicts the hierarchy of tasks and subtasks needed to complete and objective. The tree diagram starts with one item that branches into two or more, each of which branch into two or more, and so on.
Step 2
Make a sketch of the tree diagram.
Let;
door A = A
door B = B
door C = C
red = R
green = G
yellow = Y
blue = Bl
ANSWER
Hence, the possible outcomes.