11. mosquitos or mosquitoes
12.sopranos
13. echos or echoes
14.mice
15.Heroes
16.children
17.Oxen
18.thousand
19.t's
20.shelves
21.beliefs
22.cries
23.monkeys
24.father-in-law
25.sheep
26.pianos
27.spoonfuls
28 eskimos
29.knives
30.clutches
31.radios
32.potatoes
33.lasses
34.altos
35.and
36.babies
37.chefs
38.arpeggios
39.pulleys
40.waxes
41.lunches
42.counties
43. deer
44.boys
45.women
46.men-at-arms
47.dragonflies
48.benches
49.grasses
50.sailfishes
I can't really answer question 3 or 5 due to not seeing the passage or the picture to said passage, but I can answer question 4 for you. I would say the answer to 4 would be a.
Answer: The answer would be B
Explanation: I'm assuming he timeline is showing the project they are going to do for the next race, so B would be your answer
It will be first one possibly