B.The meaning of the given idiom Raise the bar means to set higher goals (उच्च लक्ष्य निर्धारित करना).
The other meanings for raise the bar are - Raise the bar means to set a high standard (उच्च मानक स्थापित करना), to raise expectations (उम्मीदें बढ़ाना).
Hence option B is the most appropriate meaning of the given idiom.
Hence the correct answer is option B.
