Decide Whether Each of These Statements Is True (T) or False

Decide whether each of these statements is True (T) or False
For resistors of resistances 10Ω✡ and 5 Ω:
(i) The combined resistance when they are connected in series is 15 Ω.
(ii) The combined resistance when they are connected in parallel is 3.3 Ω.

A) (i) T (ii) T
B) (i) T (ii) F
C) (i) F (ii) T
D) (i) F (ii) F