What's the length of a segment that begins at the point (4,7) and ends at the point (13,9)?

a. 18
b. 20
c. 15
d. 24

Yolanda wanted to buy a total of 6 pounds of mixed nuts and dried fruit for a party she paid 21.60 for mixed nuts and 11.90 for dried fruit did yolanda but enough mixed nuts and dried fruit for the party