What does the phrase 'in for a penny in for a pound' mean?

Read the passage from sugar changed the world. sugar is different from honey. it offers a stronger sweet flavor, and like steel or plastic, it had to be invented. in the age of sugar, europeans bought a product made thousands of miles away that was less expensive than the honey from down the road. that was possible only because sugar set people in motion all across the world—millions of them as slaves, in chains; a few in search of their fortunes. a perfect taste made possible by the most brutal labor: that is the dark story of sugar. how does the comparison of sugar to honey reveal the authors’ purpose? it persuades readers that sugar tastes better than honey. it informs readers that there is a connection between slavery and sugar. it informs readers that honey had a major impact on society. it persuades readers that sugar is as important an invention as steel.

Me asap it's an e2020 test and it's timedread the rough draft of a student's conclusion to anargumentative editorial.(1) year-round schooling would student achievement.(2) not so much information would have to be crammed intonine months. (3) furthermore, the elimination of long breaks, particularly summer break, would significantly reduce"learning loss" and the additional time wasted at thebeginning of each academic year to reteach previouslylearned material. (4) it is clear that year-round schooling students learn and retain more. (5) the united statesis not the only country to experiment with a year-roundschool schedule. (6) although many still claim that evidenceabout year-round school and its link to higher achievement isinconclusive, these people need to open their eyes and seethat students in these schools consistently score higher oncertain assessments than students who attend schools withtraditional nine-month calendars. (7) it is about time that wereplaced our outdated and inefficient school calendars. what revision would most strengthen sentence 1?

What tone does this passage convey? sara thought about her options and sighed. she figured nothing could make her situation better. angry satirical humorous pessimistic