Find the word which has a different stress pattern from the others

☐ Find the word which has a different stress pattern from the others.
 
energetic
 
D. natural
 
D. informal
 
D. injury
 
D. degradable
 
C. influential
 
C. priority
 
Carrival
 
C. chemical
 
C. historic
 
B. electrical
 
B. physical
 
B.national
 
1. A. repetitive
 
2. A. national
 
3. A. medical
 
B. tornado
 
B. problematic
 
4. dramatic
 
5. A. aquatic