Which of the following statements returns the number of blan

Which of the following statements returns the number of blank spaces contained in the string sentence?

sentence.count(\" \")

\" \" in sentence

sentence.find(\" \")

count(sentence)

Solution

sentence.count(\" \") returns the no. of blank space in a sentence.

whereas \" \" in sentence returns a bool value saying whether there exists a blank space in sentence or not

sentense.find(\" \") returns the index of 1st blank space

count(sentence) is undefined