The and are used to resolve vectors into their components.
a.
cos function, tan function
c.
sin function, tan function
b.
sin function, cos function
d.
tan function, pythagorean theorem

Please select the best answer from the choices provided

A
B
C

answer: pseudoscience

where are the vectors ?

the total distance that martina travels that day is

(distance from home to mom's office) plus (distance from mom's office to school)

plus (distance from school to library) plus (distance from library to friend's house)

plus (distance from friend's house to martina's house).

(we don't know what any of these distance actually is.)