The number of all possible selections of one or more questions from `10` given questions having an altermative is:

the number of all possible selections of one or more questions from 10 given questions,each having an alternative is :

The number of all possible selections of one or more questions from 10 given questions,each question having an alternative is :

The number of all possible selections of one or more questions from 10 given questions, each question having an alternative is :

The number of all possible selections of one or more questions from 10 given questions, each question having an alternative is :

The number of all possible selections of one or more questions from 10 given questions, each question having one alternative is

Assertion (A) : A question paper contains 5 questions each having an alternative. The number of ways that an examinee can answer one or more questions is 242. Reason (R): The number of ways of answering one or more of n questions when each question have an alternative is 3^(n)-1 . The correct answer is

The number of all the possible selections which a student can make for answering one or more questions out of eight given questions in a paper, when each question has an altrenative, is