Answer:
C
Explanation:
A Nonrestrictive Clause is a type of an adjective that provides additional information about a word whose meaning is already clear.
If I understand the question right I would believe it to be 5 miles an hour because the course is a mile and he ran a mile in 12 minutes. We know an hour is 60 minutes so we have to divide the number of minutes he is talking from the hour. 60 divided by 12 is 5 so if he is running a mile every 12 minutes then he is running 5mph
Kills all viruses and bacteria except their spores: high
kills most types of bacteria and viruses: intermediate
kills fewer types of batteries and viruses: low
