Find the domain and range of f(x) = {2x - 5 if x ≤ 0 and 3x - 4 if x > 0 in interval notation.
a) Domain: (-[infinity], 0] Range: (-[infinity], [infinity])
b) Domain: (-[infinity], 0] Range: (-[infinity], -4]
c) Domain: (-[infinity], 0] Range: (-[infinity], 1]
d) Domain: (-[infinity], 0] Range: (-[infinity], 5]