Please help and tell me answers I'll give you brainliest if you do it fast please and thank you!

"you know, playing tennis is healthier than watching a tennis match on television," katya remarked to her couch potato brother. in this sentence, healthier is a/an a. superlative. b. comparative. c. positive form. d. adverb.

Which letters from the table represent like terms? a and b b and c a and d b and d

15m is what percent of 60m; 3m; 30m; 1.5 km? the last one is km not m