Indicate whether each statement is always true (a), sometimes true (s), or never true (n).
a. if two lines are perpendicular to the same plane, the lines are parallel.
b. two planes can intersect in a point.
c. two lines parallel to the same plane are perpendicular to each other.
d. if a line meets a plane in one point, then it must pass through the plane.
e. skew lines can lie in the same plane.
f. if two lines are parallel to the same plane, the lines are parallel.
g. if two planes are parallel to the same line, they are parallel to each other.
h. if two lines do not intersect, they are parallel.