C) The word “its” should be changed to “it’s”, because “it’s” means it is
Correct answer # 2: The world's nations must cooperate; one nation cannot solve the world's problems by itself.
When you connect two related independent clauses or sentences you use a semicolon. Both sentences should be completed grammarly writtend and with a connection. Make sure you do not write a capital letter after the semicolon, unless it is a proper name.
Answer # 3 is incorrect as there is a capitalized word
Answer # 1 it is incorrect to use "for" as the sentence is grammarly completed
Answer:
To use parametric estimating, first divide a project into units of work. Then, you must determine the cost per unit, and then multiply the number of units by the cost per unit to estimate the total cost.
If you are finding your clients through some of the established freelance markets like Upwork, you will notice that more designers have an hourly rate quote. Some designers charge as little as fifteen dollars an hour and others charge hundreds. The average is around USD forty-five dollars an hour for graphic designers.
A common approach to figuring out an hourly rate is to divide the salary you want by the number of hours worked each year: 40 hours/week × 52 weeks/year = 2,080 hours. $100,000 desired salary ÷ 2,080 hours = roughly $50 per hour.
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They are used as modifiers
B, because snarling is not associated with something loving/nice but it also doesn't indicate something challenging. It's simply an image of something angry/evil