Question

the topic sentence below is...
thesis
charlies obsession with chocolate is unhealthy because it leads him to act selfishly.
topic sentence
charlies love for chocolate brings out his selfishness.
strong weak: not a claim
weak: off topic weak: redundant

Explanation:

The thesis states Charlie's chocolate obsession is unhealthy (due to selfish behavior). The topic sentence focuses on his love for chocolate bringing out selfishness, which is redundant as it repeats the selfishness - related idea from the thesis without adding new or distinct support. It doesn't introduce a new aspect or expand the argument, just restates a key part of the thesis.

Answer:

Weak: Redundant