Difference between <div>, <span>, and <section> tag

Please tell me difference between

, , and tag

here i put link for breafe info about <div> and <section>
div and section .click this blue link to see your answer

also you mansion about <span> , if you want all tag and attribute for html please check out w3school.com .

span tag info link click to see

w3school right link sorry for bad typing