What is the meaning of the proverb "Don't count your chickens before they hatch"?

Correct option is B

Option (b) is the correct meaning of the given idiom/proverb.
Given Proverb: Don’t count your chickens before they hatch — Do not make plans or celebrate based on expected results that are not yet certain; avoid banking on outcomes before they actually occur. (Hindi: अंडे फूटने से पहले चूज़े मत गिनो — यानी सफलता होने से पहले उसे मानकर योजनाएँ मत बनाओ**)**
Example: He ordered an expensive phone after his interview—someone should tell him, don’t count your chickens before they hatch.
Other related idioms and their meanings:
· Build castles in the air: Make unrealistic plans. (Hindi: हवाई किले बनाना)
· Don’t put the cart before the horse: Don’t reverse the natural order of things. (Hindi: क्रम उलट मत करो)
· Cross that bridge when you come to it: Deal with problems only when they arise. (Hindi: समस्या आने पर ही उससे निपटो)