Which two sentences use a linking word or phrase to signal cause and effect?
Micah forgot to tell his parents about parent-teacher conferences; therefore, his homeroom teacher called his mother.
Students who participate in group activities, such as sports, choir, or band, learn the value of teamwork at a young age.
Skateboarding is going to be an Olympic sport in the summer games of 2020; also, surfing will be an Olympic sport.
All three of Todd's siblings followed their father's footsteps in business; in contrast, Todd became a graphic artist.
Mrs. Zamarippa brought a treat for the class on Friday because everyone in the class submitted their projects on time.

The correct answers are:

- Micah forgot to tell his parents about parent-teacher conferences; therefore, his homeroom teacher called his mother.

- Mrs. Zamarripa brought a treat for the class on Friday because everyone in the class submitted their projects on time.

Explanation:

Signal words or Transitions are the words we use to express emphasis, addition, comparison or contrast, illustration, and cause and effect.

We use cause and effect signal words to express cause/effect relationships in a sentence, paragraph or text and to better understand how certain actions or statements are related in one text.

Some of the most important cause and effect signal words are: for, because, as, since, due to, therefore, consequently, so, etc.

synonymous.

he was ashamed of himself

i believe it is the first option, having taken lessons