What is the best exercise/ indoor fitness app for teenagers?

Pl i need the answer now ! which one of the following is considered a peripheral? a software b mouse c usb connector d motherboard

Apython programming question: assume s is a string of lower case characters. write a program that prints the number of times the string 'bob' occurs in s. for example, if s = 'azcbobobegghakl', then your program should print number of times bob occurs is: 2

Which task uses a simple parameter?