Identify the type of sequence shown in the table below, and select the appropriate response. n | f(n)
1 | 4
2 | -20
3 | 100
4 | -5000

a)Geometric sequence; common ratio is -5
b)Geometric sequence; common ratio is S c)Arithmetic sequence; common difference is d)120 Arithmetic sequence, common difference is -24​

Bo is buying a board game that usually costs bb dollars. the game is on sale, and the price has been reduced by 18\%18%. which of the following expressions could represent how much bo pays for the game? choose 2 answers: choose 2 answers: (choice a) a 0.82b0.82b (choice b) b 1.18b1.18b (choice c) c b-0.18b−0.18 (choice d) d b-18b−18 (choice e) e b-0.18bb−0.18b