SUPPORTING DETAILS
(1) One sign that a heart attack is occurring is chest pains. (2) But chest pains don’t necessarily mean that a heart attack is taking place. (3) A pulled muscle could be the cause of chest pains too. (4) So could heartburn. (5) Even excess gas could cause pains which would lead one to believe a heart attack may be occurring. (6) When chest pains occur, don’t delay. (7) Get to a doctor as soon as possible.
A1. According to the passage, a pulled muscle
a. could cause chest pains.
b. is a sign of a heart attack.
c. could lead to a heart attack.
a.