Munkres p. 83 #7. As in the instructions, determine containments.
Do not write out complete proofs of your results, but if
T1 C T2, then
do informally justify why opens in T1 are open in T2, and
for strict containment
T1 C T2, do list
an open set in T2 that is not open in T1.
Grad Problem
Munkres p. 83 #4