QUESTION 6 Evaluate the validity of this claim: "Internet of Things devices will be instrumental in reducing the cost of verification". O a. The statement is true because offline attributes are always easy to capture and expensive to alter or fake. O b. The statement is false because frictions between offline events and their digital representations are really low. O c. The statement is true because frictions between offline events and their digital representations will be reduced through sensors and GPS devices. O d. The statement is false because expensive labor-intensive verification will be substitute with inexpensive hardware.QUESTION 7 Each block of a Blockchain consists of the following elements: 0 a. List of transactions and a hash pointer to the previous block 0 b,A hash pointer to the previous block 0 c, A list of transactions, a timestamp and a hash pointer to the previous block 0 d.List of transactions and a timestamp