All of the following are true regarding the guaranteed insurability rider except
a. the insured may purchase additional insurance up to the amount specified in the base policy
b. it allows the insured to purchase additional amounts of insurance without proving insurability only at dates or events
c. this rider is available to all insured's with no additional premium
d. the insured may purchase additional coverage at the attained age

An insurance company estimates the probability of an earthquake in the next year to be 0.0015. the average damage done to a house by an earthquake it estimates to be $90,000. if the company offers earthquake insurance for $150, what is company`s expected value of the policy? hint: think, is it profitable for the insurance company or not? will they gain (positive expected value) or lose (negative expected value)? if the expected value is negative, remember to show "-" sign. no "+" sign needed for the positive expected value