Each of the following groups of statements includes one main idea and two or three supporting details. click on the main idea in each group.
group 3.
a. in the summer, tenement apartments were so hot the boston board of health recommended that mothers take their babies to the rooftops at night.
b. for many immigrants in the late 19th century, their first american home was less appealing than the place they had left behind.
c. in the winter, the tenements were so cold that people went to work even when they were sick just so they could get warm.
d. one tenement had 170 children but only a 14-foot-square yard for them to play in.

sight: watching a movie

touch: petting a dog

smell: smelling dinner

hearing: listening to music

taste: eating pizza

b. vast setting

explanation:

an epic is a poem of heroic proportions; it can't be short or focus on simple daily life event. it cannot be written with a casual tone as it narrates some heroic deeds of legendary figures.    

mark brainliest and have a great day!

substitute y = 2x - 4 to x + 2y = 12:

x + 2(2x - 4) = 12     use distributive property

x + (2)(2x) + () = 12

x + 4x - 8 = 12     add 8 to both sides

5x = 20     divide both sides by 5

x = 4

put the value of x to the first equation:

y = 2(4) - 4

y = 8 - 4

y = 4

its c

explanation: