Introduce what a database is

Write lines of verse that rhyme to remember the following information: acid rain is a type of air pollution caused by chemicals in the air.

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 set of steps will organize the data to only show foods with more than 100 calories and rank their sugar content from greatest to least?