Give me some of examples and explain each one for "I got it" and "I get it." Thanks.
A: Where did you get that sweater?
B: I got it at a department store in Quito. (past tense)

C: Did you understand my joke?
D: I got it! (past tense)

W: Do you understand my joke?
X: I get it! (present tense)

Y: Where do you get your newspaper every morning?
Z: I get it at the train station kiosk. (present tense)