Which conditional statement is true? If it is a table, it has four legs.
If it is Wednesday, it is a weekday.
If it has printed words, it is a book.
If it is a month, it has thirty-one days.

if it is wednesday, it is a weekday.

Step-by-step explanation:

not all tables have 4 legs, not all printed words are in books, not all months have 30 days.

the mistake in the pattern is that :

b. the decimal point was moved one too many place values each time

the correct pattern could be made by :

b. moving the decimal point to the right the same numbers of place values as the exponents