Question

QUESTION 10

Consider the following argument: If Bryony has her baby before next week, Bryony does not need dress alterations before
her sister's wedding next month. But Bryony does need dress alterations before her sister's wedding next month. So
Bryony does not have her baby before next week. This argument is
O a. valid
O b.invalid
O c. true
O d. false
Oe. None of the above

Answer 1

Explanation:

The argument is valid.

We can analyze it using the following symbols:

Let A be the event that Bryony has her baby before next week.

Let B be the event that Bryony needs dress alterations before her sister's wedding next month.

Then the argument can be represented as follows:

If A, then not B.

B.

Therefore, not A.

This is a valid deductive argument form called modus tollens. The conclusion follows logically from the premises. Therefore, the argument is valid.

Answer 2

Valid

Explanation:

This argument is Valid because there could be many other reasons she needs dress altercations, however the most likely one is that she did not have her baby before next week.