<h2>Answer:</h2>
<u>She will use the </u><u>OR Boolean operator</u>
<h2>Explanation:</h2>
Boolean Operators are used to connect and define the relationship between your search terms. Doing searching in any electronic databases like Google search engine, we use Boolean operators to either narrow or broaden our searches. The three Boolean operators are AND, OR and NOT. Among these operators OR is used to add the items. Since Catherine is searching for aerated or fresh fruit juices so she needs both the results therefore she must use OR operator.
Technological improvements allow me to have greater access to goods around the world. I can buy instantly and communicate instantly with producers. Technology can also help me to monitor economic trends, both in my country and in my own life. In summary, technology helps to give me more freedom to make economic choices.
On e2020
Answer:
I am doing it with python.
Explanation:
nums = '9 -8 -7 -6 -5 -4 -2 0 1 5 9 6 7 4'
myfile = open('data.txt', 'w')
myfile.write(nums)
myfile.close()
myfile = open('data.txt', 'r')
num1 = (myfile.read())
num1 = num1.split()
print(num1)
print(type(num1))
for x in num1:
x = int(x)
if x < 0:
minus = open('dataminus.txt', 'a')
minus.write(str(x) + ' ')
minus.close()
elif x>= 0:
plus = open('dataplus.txt', 'a')
plus.write(str(x)+' ')
plus.close()
Answer:
I don't know if this is right output is {1,3}
Explanation: