The graph below show the relationship between two organisms.(a) What is the relationship between the two organisms P and Q?(b) During which period do you think organism M was introduced?(c) What new food chain forms between organisms P, Q and M?

• A.  (a)(b)(c) Prey- PredatorX\[P\to Q\to M\]      
• B.        (a)(b)(c) Producer-ConsumerY\[M\to Q\to P\]      
• C.        (a)(b)(c) Producer-ConsumerZ\[Q\to P\to M\]      
• D.        (a)(b)(c) Prey - Predatorz\[Q\to M\to P\]