STRING MATCHING REGULAR EXPRESSION

Select all of the strings below that will be matched by the following String Matching Regular Expression (SMRE):

[abc]+.

cbaq

bbbb

adabc

ada

c

abcabc

aaaa

abab

abcd

dcba

Select all of the strings below that will be matched by the following String Matching Regular Expression (SMRE):

^[abc]+.$

	cbaq
	bbbb
	abcabc
	abcd
	aaaa
	ada
	abab
	c
	adabc
	dcba Please explain how you got the answer.