Which description best describes the solution to the following system of equations?

y = −x + 4
y = 3x + 3
a. line y = −x + 4 intersects the line y = 3x + 3.
b. lines y = −x + 4 and y = 3x + 3 intersect the x-axis.
c. lines y = −x + 4 and y = 3x + 3 intersect the y-axis.
d. line y = −x + 4 intersects the origin.