New Haven-style pizza, locally known as apizza ( , from Neapolitan "’a pizza" (] ) "the pizza"), is a style of Neapolitan pizza common in and around New Haven, Connecticut.
 It originated at the Frank Pepe Pizzeria Napoletana and is now served in many other pizza restaurants in the area, most notably Sally's Apizza and Modern Apizza.
 This geographically limited pizza style has been favorably referenced by national critics.
Pizza delivery is a service in which a pizzeria or pizza chain delivers a pizza to a customer.
 An order is typically made either by telephone or over the internet to the pizza chain, in which the customer can request pizza type, size and other products alongside the pizza, commonly including soft drinks.
 Pizzas may be delivered in pizza boxes or delivery bags, and deliveries are made with either an automobile, motorized scooter, or bicycle.
 Customers can, depending on the pizza chain, choose to pay online, or in person, with cash, credit or a debit card.
 A delivery fee is often charged with what the customer has bought.
Seasonality of food refers to the times of year when the harvest or the flavour of a given type food is at its peak.
 This is usually the time when the item is the cheapest and the freshest on the market.
 The food's peak harvest time usually coincides with when its flavour is at its best.
 There are some exceptions; an example being sweet potatoes which are best eaten quite a while after harvest.
 It also appeals to people who prefer a low carbon diet that reduces the greenhouse gas emissions resulting from food consumption (Food miles).
Cassano's Pizza King, currently operating under the brand Cassano's, is a pizzeria chain based in Kettering, Ohio, a suburb of Dayton.
 Established on June 4, 1953, by the Kettering grocer Victor "Vic" J. Cassano, Sr. (June 4, 1922 – January 1, 2002) and his mother-in-law Caroline "Mom" Donisi, the company currently (2005) operates 34 Cassano's Pizza King restaurants in the Dayton area, and has three other western Ohio franchises (in Russells Point, Fairfield and Sidney), plus a franchise in Quincy, Illinois, and another in Hannibal, Missouri.
 The company also operates dozens of Cassano's Pizza Express kiosks in gas stations, convenience stores and hotels, and sells frozen pizza dough under the name Cassano's Fresh Frozen Dough Company.
Fox's Pizza Den is a pizzeria chain based in Murrysville, Pennsylvania, United States.
 It was founded in 1971 by Jim Fox in Pitcairn, Pennsylvania, and currently has more than 250 locations in 28 U.S. states, all franchise-owned.
 Fox's Pizza Den has consistently ranked among the Top 25 pizza chains in the world.
 The Small Business Administration named Jim Fox as one of the country's top entrepreneurs during National Small Business Week, May 5–11, 2002.
 Since that time, many Fox's Franchises have closed due to a poor business model.
 The alarming rate of failure lead to the SBA discontinuing the lending of money for Fox's Franchises.
 Fox's Pizza was ranked "Best Pizza Franchise" in 2007.
LaRosa's Pizzeria is a chain of pizzerias serving neighborhoods throughout the Cincinnati, Greater Dayton, central Ohio, Northern Kentucky, Southeast Indiana and central Tennessee areas.
 It was founded in 1954 by Donald "Buddy" LaRosa, along with partners Richard "Muzzie" Minella, Mike Soldano and Frank "Head" Serraino.
 Originally called Papa Gino's, LaRosa later bought out his partners, and changed the name to LaRosa's.
Extreme Pizza is a privately held restaurant franchise chain specializing in conventional and California-style pizza, founded by Todd Parent and Michael Pastor in 1994 in San Francisco, California.
 The chain currently includes over 30 locations in the United States, and one in Ireland.
 Most franchises are located in Northern California, as well as other states including Colorado, Texas, Virginia, Washington, Oregon, Idaho, and Michigan.
California-style pizza (also known as California pizza or Gourmet pizza) is a style of single-serving pizza that combines New York and Italian thin crust with toppings from the California cuisine cooking style.
 Its invention is generally attributed to chef Ed LaDou, and Chez Panisse, in Berkeley, California.
 Wolfgang Puck, after meeting LaDou, popularized the style of pizza in the rest of the country.
 It is served in a number of California Cuisine restaurants.
 Such restaurant chains as California Pizza Kitchen, Extreme Pizza, and Sammy's Woodfired Pizza are three major pizza franchises associated with California-style pizza.
 Nancy Silverton's Pizzeria Mozza is also a popular California-style pizza restaurant in Los Angeles.
Home Instead Senior Care is a multinational network of franchises specializing in non-medical in-home care for the elderly, in support of aging in place.
 Headquartered in Omaha, Nebraska, it is the largest senior care franchise in the world, with 1000+ independently owned and operated offices worldwide.
Vocelli Pizza (formerly Pizza Outlet) is a pizzeria based in Pittsburgh, Pennsylvania.
 s of 2008 , the chain has stores in the District of Columbia, Florida, Maryland, North Carolina, Ohio, Pennsylvania, South Carolina, Virginia, and West Virginia.
 The trade magazine "Pizza Today" ranked Vocelli Pizza in their Top 100 pizza franchises for 2007, based on its 2006 sales of $55 million.

Question: LaRosa's Pizzeria and Extreme Pizza, are both privately held restaurants franchises specializing in which type food?
Answer: pizza