Error spotting (formal English; idioms with footwear): Identify the erroneous segment (A/B/C) — choose D if there is no error — 'Whenever you go to a temple / you must put off / your shoes at the entrance. / No error.' Focus on the correct phrasal verb for removing shoes and produce the polished, SEO-friendly correction.

Given data

• (A) Whenever you go to a temple
• (B) you must put off
• (C) your shoes at the entrance.
• (D) No error.

Concept/Approach: Idiomatic phrasal verbs for removing clothing/footwearIn standard English, the idiom for removing shoes is take off, not 'put off' (which means to postpone or repel). Therefore, (B) is unidiomatic.

Step-by-step correctionReplace (B) 'put off' → 'take off'.Corrected sentence: 'Whenever you go to a temple, you must take off your shoes at the entrance.'

Verification/AlternativeOther natural forms: 'remove your shoes', 'leave your shoes at the entrance'.

Common pitfallsConfusing 'put off' (postpone) with 'take off' (remove) and 'put on' (wear).

Final Answer(B) 'you must put off' is erroneous → 'you must take off'.