Let's analyze the words in each question to determine which one has a different pronunciation for the underlined part:

1. **A. carb**o**n** - /ˈkɑːrbən/
**B. pr**o**duct** - /ˈprɒdʌkt/
**C. sh**o**pping** - /ˈʃɒpɪŋ/
**D. c**o**mment** - /ˈkɒment/
**Answer: C** (The sound "o" in "shopping" is pronounced as /ɒ/ while the others have /oʊ/.)

2. **A. b**e**come** - /bɪˈkʌm/
**B. r**e**duce** - /rɪˈduːs/
**C. **e**vent** - /ɪˈvɛnt/
**D. prot**e**ct** - /prəˈtɛkt/
**Answer: D** (The "e" in "protect" has a schwa sound /ə/, while the others have /e/ or /ɛ/ sounds.)

3. **A. env**i**ronment** - /ɪnˈvaɪrənmənt/
**B. electr**i**city** - /ɪˌlɛktrɪˈsɪti/
**C. appl**i**ance** - /əˈplaɪəns/
**D. f**i**nancial** - /fəˈnænʃəl/
**Answer: D** (The "i" in "financial" is pronounced as /ɪ/, while the others have /aɪ/.)

4. **A. exp**e**nsive** - /ɪkˈspɛnsɪv/
**B. **e**ffect** - /ɪˈfɛkt/
**C. **e**ntertain** - /ˌɛntərˈteɪn/
**D. acc**e**ss** - /ˈækˌsɛs/
**Answer: C** (The "e" in "entertain" has a long vowel sound /eɪ/, while the others use a short vowel sound.)

5. **A. st**o**len** - /ˈstoʊlən/
**B. pr**o**duct** - /ˈprɒdʌkt/
**C. l**o**cal** - /ˈloʊkəl/
**D. sh**o**w** - /ʃoʊ/
**Answer: B** (The "o" in "product" has a different pronunciation, being /ɒ/. The others have /oʊ/.)

6. **A. mom**e**nt** - /ˈmoʊmənt/
**B. tal**e**nt** - /ˈtæl.ənt/
**C. cont**e**nt** - /ˈkɒntɛnt/
**D. par**e**nt** - /ˈpɛrənt/
**Answer: A** (The "e" in "moment" creates a long vowel in the first syllable, while others have a different stress pattern.)

7. **A. s**i**ngle** - /ˈsɪŋɡl/
**B. relea**s**e** - /rɪˈliːs/
**C. mu**s**ic** - /ˈmjuːzɪk/
**D. conte**s**t** - /ˈkɒntɛst/
**Answer: B** (The "s" in "release" is pronounced as /siː/, while the others have different sounds.)

8. **A. instr**u**ment** - /ˈɪnstrʊmənt/
**B. deb**u**t** - /ˈdeɪbjuː/
**C. alb**u**m** - /ˈælbəm/
**D. platin**u**m** - /ˈplætɪnəm/
**Answer: A** (The "u" in "instrument" has an 'ʊ' sound, while the others have /juː/ or a schwa.)

9. **A. purcha**se** - /ˈpɜr.tʃəs/
**B. comp**o**se** - /kəmˈpoʊz/
**C. relea**s**e** - /rɪˈliːs/
**D. increa**se** - /ɪnˈkriːs/
**Answer: A** (The "e" in "purchase" has a /ə/ sound, while the others maintain the /iː/ sound.)

10. **A. m**u**sic** - /ˈmjuːzɪk/
**B. tr**u**mpet** - /ˈtrʌmpɪt/
**C. j**u**dge** - /dʒʌdʒ/
**D. p**u**blic** - /ˈpʌblɪk/
**Answer: A** (The "u" in "music" has a long /juː/ sound, while the others have /ʌ/.)

By identifying these differences in pronunciation, you can correctly answer each question!