Can u pwease help me :)

1  is the correct answer

Explanation:

More technological and Health and Medical advancements were made in the Industrial Revolution, which caused a spike in the growing population. More people and/or children were needed to grow economically.

Harnessing energy to run machinery increased our agricultural output and led to improvements in sanitation and health care —all of these things decreased death rates.

there are treatment options for depression (mdd) that may work for you. one way of treating depression may be to affect the levels of certain chemicals that brain cells use to communicate, called neurotransmitters. scientists believe that certain neurotransmitters may be out of balance in depression.

although the exact way depression medications shown to ease overall depression symptoms in some people work is unknown, scientists think that some medications work by affecting the levels of a neurotransmitter called serotonin in the brain. other treatments work by affecting the levels of other neurotransmitters like norepinephrine or dopamine.

hello,

answer: a federal government has final authority on interstate/inter provincial  and international affairs, a confederation is one where the central/national government or authority is governing body what does not have final say over the same matters. hopefully this and i will try again if you don't like this answer : )

best of luck!