TheStreet’s Jim Cramer answers viewers’ questions about Synchrony Financial (SYF), Harman (HAR),Ralph Lauren (RL) and Kellogg (K). A viewer wanted to know if investing in Synchrony Financial was a good way to play Amazon (AMZN). Cramer responded that investors should buy Synchrony because its fundamentals are very strong. On Harman, Cramer said the stock has decelerated because investors think that car sales will slow down, but he thinks the stock may be worth buying on a dip after the company reports results. Cramer also discussed retail stocks and recommends buying Lululemon (LULU), and said that General Mills (GIS) is a better buy than Kellogg. Cramer is portfolio manager of Action Alerts PLUS and host of CNBC’s ‘Mad Money.’ Send your questions to Cramer on his Facebook page, or on Twitter, using hashtag Cramer Q.