What does "Taxation Without Representation" mean in regards to the Sugar Act of 1764?

Population parameters are difficult to calculate due to

What factor contributed most to the beginning of the women’s rights movement in the united states during the mid 1800s? a dramatic increase in women’s participation in the workforce b a shift in social attitudes brought on by increased sectional tensions c the experience of gender discrimination within reform movements d the granting of voting rights to african american men

Any study/memorization tips? i have exams in a week and it would be great to try suggestions!you ; )